Cambridge Lower Secondary Checkpoint - Assumption College Samutprakarn



Cambridge Lower Secondary Checkpoint

MATHEMATICS Paper 1

1112/01 April 2020

1 hour

You must answer on the question paper.

You will need:

Geometrical instruments Tracing paper (optional)

INSTRUCTIONS Answer all questions. Use a black or dark blue pen. You may use an HB pencil for any diagrams or graphs. Write your name, centre number and candidate number in the boxes at the top of the page. Write your answer to each question in the space provided. Do not use an erasable pen or correction fluid. Do not write on any bar codes. You should show all your working in the booklet. You are not allowed to use a calculator.

INFORMATION The total mark for this paper is 50. The number of marks for each question or part question is shown in brackets [ ].

IB20 05_1112_01/7RP ? UCLES 2020

This document has 16 pages. Blank pages are indicated.

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2 1 Work out the value of 52 121

2 Simplify. x6 ? x3

3

(a)

Write

14 3

as

a

mixed

number.

(b) Write 8 as a percentage of 32

4 Simplify. 6p + 4p ? 5p

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[1] [1] [1] % [1] [1]

3 5 Solve.

5x + 35 = 75

x =

[1]

6 The grid shows the positions of three points, A, B and C.

y

6 B

5

4

C

3

2

1

-5 -4 -3 -2 -1 0 -1

A

x 12 345

-2

-3

-4

-5

ABCD is a square. Write down the coordinates of D.

(

,

) [1]

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4 7 This graph shows the number of drinks that are sold in one week.

18

16

14

12

Number 10 of drinks

sold

8

6

4

2

0 Tea

Coffee Orange Milkshake Water Lemonade Juice

Type of drink

(a) Work out how many more drinks of lemonade than water are sold.

[1] (b) Write down the modal drink.

[1]

8 Write a number in the box to make this statement correct.

5 cm2 =

mm2

[1]

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5

9 (a) Complete the table to show equivalent numbers. The first row is completed for you.

Power of 10 102

Ordinary number 100

10 000 105

[1]

(b) Work out.

1.2 ? 0.01

[1]

10 Mike has six cards each labelled with a letter.

C

H

A

N

C

E

He selects a card at random and records the letter on it. (a) Write down a list of all the possible outcomes.

[1] (b) Write down the probability that Mike selects a card that is labelled with the letter C.

[1]

? UCLES 2020

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