Indian School, Al Wadi Al Kabir

Write the additive inverse of -7 19 Ans: 7 19 2. Write 0.000 000 23 in standard form. 2.3 x 10-7. 3. If . 2x 3 = 18, then find x.27. 4. How many sides does a regular polygon have if each of its exterior angle measures 360 ? 10. 5. What is the size of the class interval 275-300? 25. 6. Which are the digits with which square number never ends? 2 ... ................
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