PRACTICE QUESTIONS_21.07.2017

Class VII           PRACTICE QUESTIONS_21.07.2017

*Date of submission:- 24.07.2017

1. Add                 

     i) 5x,7x,-6x

     ii) x-2y+4z+y-3x-8z

2. Subtract -134 from the sum of 48 and -76

3. Divide

     i) -132 by 12

     ii) -72 by -18

4. The sum of two integers is -6 . If one of them is 2. Find      the other .

5. Cloth is being sold at Rs 32 ½ per metre. What is the         cost of 5 3/5 metres of this cloth ?

6. Find five rational number between -3/5 and -1/2

7. What should be added to -5/7 to get -2/3.

8. Find the value of n when

     i) 5²ⁿ x 5³ = 5⁹

     ii) 6²ⁿ⁺¹ ÷ 36= 6³

9. Find the complement of each of the following angles:

     i) 35⁰   ii) 73⁰

10.Express in standard form

     i) 5384

     ii) 829340000

     iii) 836.483

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