MTH208 – Individual Assignment - Week 1



|Section |Problem |Your Solution |Final Answer (Restate Your|

| |Number | |Final Answer Here) |

|6.1 |58a |Find the decimal and fractional notation for the percent notation in the following sentence | |

| | |(see the bold and underlined portion): | |

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| | |1 ounce of Tostitos provides 9% of the MDV of fat. | |

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| | |Your Solution | |

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| | |Recommended Learning Resources | |

| | |Watch Video Lectures for #21 and #39 | |

|6.1 |58c |Find the decimal and fractional notation for the percent notation in the following sentence | |

| | |(see the bold and underlined portion): | |

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| | |1/2 cup of Campbell’s' New England clam chowder provides 6% of the MDV of iron.. | |

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| | |Your Solution | |

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| | |Recommended Learning Resources | |

| | |Watch Video Lectures for #21 and #39 | |

|6.2 |34 |Write the following fraction as a percent: | |

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| | |Your Solution | |

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| | |Recommended Learning Resources | |

| | |Look at Example 7 on page 445 | |

| | |Definitely work problem 35 and check your answer, otherwise you might miss this one. | |

| | |Remember that 1 is 100% and 2 is 200% | |

|6.3 |12 |Identify the rate, base, and amount in the statement below. Do not solve the exercise at this |Rate = |

| | |point. | |

| | | |Base = |

| | |150 is 75% of what number? | |

| | | |Amount = |

| | |Your Solution | |

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| | |Recommended Learning Resources | |

| | |Watch Video Lectures for #9 | |

|6.3 |18 |Identify the rate, base, and amount in the statement below. Do not solve the exercise at this | |

| | |point. |Rate = |

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| | |In a shipment of 750 parts, 75 were found to be defective. What percent of the parts were |Base = |

| | |faulty? | |

| | | |Amount = |

| | |Your Solution | |

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| | |Recommended Learning Resources | |

| | |Watch Video Lectures for #17 | |

|6.4 |46 |Solve the following problem: | |

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| | |6.5% of what number is 325? | |

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| | |Your Solution | |

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| | |Watch Video Lectures for #43; without watching this you will likely get this wrong. | |

|6.4 |50 |Estimate the amount in the following problem. The key word here is estimate...to get credit | |

| | |for this problem you must use estimation. | |

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| | |What is 48.3% of 1500? | |

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| | |Your Solution | |

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| | |Recommended Learning Resources | |

| | |Watch Video Lectures for #49 | |

|6.5 |6 |Ms. Jordan has been given a loan of $2500 for 1 year. If the interest charged is $275, what is| |

| | |the interest rate on the loan? | |

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| | |Your Solution | |

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| | |Recommended Learning Resources | |

| | |Watch Video Lectures for #7 | |

|6.5 |26 |A school had 900 students at the start of a school year. If there is an enrollment increase of| |

| | |7% by the beginning of the next year, what is the new enrollment? | |

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| | |Your Solution | |

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| | |Recommended Learning Resources | |

| | |Watch Video Lectures for #27 | |

| | |Note that this problem is not asking for you to find the INCREASE in enrollment, but rather the| |

| | |NEW enrollment (total students) for the next year | |

|6.5 |42 |A virus scanning program is checking every file for viruses. It has completed checking 40% of | |

| | |the files in 300 seconds. How long should it take to check all the files? | |

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| | |Your Solution | |

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| | |Recommended Learning Resources | |

| | |Work problem 41 and check your answer. | |

| | |Look at Example 3 on page 469 | |

|6.5 |56 |Gasoline accounts for 85% of the motor fuel consumed in the United States every day. If 8882 | |

| | |thousand barrels (bbl) of motor fuel is consumed each day, how much gasoline is consumed each | |

| | |day in the United States? Round to the nearest barrel. | |

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| | |Your Solution | |

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| | |Recommended Learning Resources | |

| | |Watch Video Lectures for #57 | |

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|6.5 |68 |Jerry earned $18,500 one year, and then received a 10.5% raise. What is his new yearly salary?| |

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| | |Recommended Learning Resources | |

| | |Notice that its asking for his NEW salary; its not asking for the increase. | |

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|6.5 |70 |Yi Chen made a $6400 investment at the beginning of a year. By the end of the year, the value | |

| | |of the investment had decreased by 8.2%. What was its value at the end of the year? | |

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| | |Your Solution | |

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| | |Recommended Learning Resources | |

| | |Notice that its asking for the NEW value; its not asking for the increase. | |

|7.1 |50 |Add the following quantities. Be sure to simplify. See Example 3b. | |

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| | |3 hr 20 min | |

| | |4 hr 25 min | |

| | |+ 5 hr 35 min | |

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| | |Your Solution | |

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| | |Recommended Learning Resources | |

| | |View the MathZone Video Lecture for #50 | |

|7.1 |54 |Subtract: | |

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| | |9 lb 15 oz | |

| | |- 5 lb 8 oz | |

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| | |Your Solution | |

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| | |Recommended Learning Resources | |

| | |View the MathZone Video Lecture for #50 | |

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|7.1 |74 |Mark uses 1 pt 9 fl oz. and then 2 pt 10 fl oz from a container of film developer that holds 3 | |

| | |qt. How much of the developer remains? | |

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| | |Your Solution | |

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| | |Be sure to convert ounces more than 16 into pints and remember 1 quart equals 2 pints. | |

|7.2 |50 |What units of the metric system would you use to measure each of the following quantities? |a. |

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| | |a. Distance from Los Angeles to New York |b. |

| | |b. Your waist measurement | |

| | |c. Width of a hair |c. |

| | |d. Your height | |

| | | |d. |

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| | |Your Solution | |

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| | |Recommended Learning Resources | |

| | |Notice that this is asking which metric units you would use for these measurements. | |

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|7.3 |70 |The United States emitted 19.5 million tons of nitrogen oxides (NO) into the atmosphere in | |

| | |1987. One metric ton (1 ton) equals 1000 kg. How many kilograms of NO were emitted to the | |

| | |atmosphere in the United States during 1987? | |

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| | |Your Solution | |

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| | |Recommended Learning Resources | |

| | |View the MathZone Video Lecture for #69 | |

|7.4 |6 |Complete the statement below. Round to the nearest hundredth. | |

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| | |72 inches = ______ cm | |

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| | |Recommended Learning Resources | |

| | |View the MathZone Video Lecture for #3 | |

| | |Study Example 2a on page 530 | |

|7.4 |12 |Complete the statement below. Round to the nearest hundredth. | |

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| | |7 L = ______ qt | |

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| | |Your Solution | |

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| | |Recommended Learning Resources | |

| | |View the MathZone Video Lecture for #11 | |

|7.4 |18 |Samantha's speedometer reads in kilometers per hour (km/hr). If the legal speed limit is 55 | |

| | |mi/hr, how fast can she drive (in km/hr)? | |

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| | |Your Solution | |

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| | |Recommended Learning Resources | |

| | |Convert miles to kilometers | |

|7.5 |6 |Identify the object as either a line or line segment: | |

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| | |Your Solution | |

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| | |Recommended Learning Resources | |

| | |Work problems 5, 7, and 9 and check your answers. | |

| | |View MathZone Video Lecture for #9 | |

|7.5 |26 |Give an appropriate name for the indicated angle. Note that this is not asking for you to | |

| | |classify the angle, but to give it a name using the naming convention of this section of the | |

| | |text. | |

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| | |Your Solution | |

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| | |Recommended Learning Resources | |

| | |Note that this is not asking for you to classify the angle, but to give it a name using the | |

| | |naming convention of this section of the text. | |

| | |View MathZone Video Lecture for #23 | |

|7.5 |52 |For the figure below, find: [pic] |a = |

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| | |[pic] |b = |

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| | | |c = |

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| | |Recommended Learning Resources | |

| | |View MathZone Video Lecture for #49 | |

|7.6 |2 |Label the triangle below as "acute" or "obtuse". For full credit, you must give an explanation| |

| | |in the "Your Solution" section as to how you made the determination. | |

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| | |Recommended Learning Resources | |

| | |View MathZone Video Lecture for #1 | |

| | |Study Example 1 on page 552 | |

|7.6 |10 |Label the triangle as "equilateral, "isosceles", or "scalene". For full credit, you must give | |

| | |an explanation in the "Your Solution" section as to how you made the determination. | |

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| | |Recommended Learning Resources | |

| | |View MathZone Video Lecture for #7 | |

|7.6 |24 |Find [pic](Be sure to show your work) |D: |

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| | |[pic] |F: |

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| | |Your Solution | |

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| | |Recommended Learning Resources | |

| | |Work Exercise 23 and check your answer | |

|7.6 |26 |Of the three triangles below, which two are "similar" (need to know the definition of "similar"| |

| | |triangles before answering). For full credit, you must give an explanation in the "Your | |

| | |Solution" as to how you determined the two to be "similar". | |

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| | |Your Solution | |

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| | |Recommended Learning Resources | |

| | |View MathZone Video Lecture for #25 | |

|7.6 |44 |A tree casts a shadow the measures 5 m. At the same time, a meter stick casts a shadow that is| |

| | |0.4 m long. How tall is the tree? (Hint: must use a proportion, and look at example in | |

| | |section 7.6 that is very similar): | |

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| | |Recommended Learning Resources | |

| | |Study Example 5 on page 556 | |

|7.7 |4 |Find the square root: | |

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| | |Your Solution | |

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| | |Recommended Learning Resources | |

| | |View MathZone Video Lecture for #3 | |

|7.7 |16 |Find the missing length for the right triangle below: | |

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| | |Your Solution | |

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| | |Recommended Learning Resources | |

| | |View MathZone Video Lecture for #15 | |

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