Std 7 Mathematics Unit test II

 

Enfant India International School

II Unit test (2020-21)

Std:-7

Sub:-Maths

Mark:-20

 

 

All questions are compulsory each question carry equal marks.(8×2.5)

 

1- Find the value of 3.14x 10⁶

                                    31.4

 

2- Simplify [{(-¾)^-2}^-3]^-1

 

3- Find the square root of

(i) 0.0529          (ii) 9.3025

 

4- Write down the following set in description method.

(i) {1,3,5,7,9,11}

(ii) {Tuesday, Thursday}

 

5- One man can do a piece of work in 3 days. another can do the same piece of work in 2 days. how long will they take if they work together.

 

6- Devide Rs 2060 between three people X,Y,Z such that 'X' gets three-fifth of what 'Y' gets and the ratio of Y to Z is 6:11.

 

7- Calculate the total cost of 6 pens priced at Rs  25.35 and 3 books priced at Rs 156.80.

 

8-Simplify –

(i)-18+12-(-4)+(-16)

 

(ii)378-(-14)-18+185