S.chand class 6 Mathematics Chapter 6 Exercise 6C

 Exercise 6C

Question 1

1. Add:

(i) 7.3,8.5

(ii) 6.43,3.58

(iii) 0.078,0.005,0.06

(iv) 4.8,0.0006

(v) 9.56,11,26.074


Question 2

2. Subtract:

(i) 8.23 from 9.57

(ii) 12.83 from 74.05

(iii) 8.154 from 11.7

(iv) 0.00096 from 0.07

(v) 87.00392 from 305.48

(vi) 293.028 from 400.016


Question 3

3. Simplify:

(i) 80.50.780.04

(ii) 2.020.20.002+20

(iii) 41.738.747.6813.06


Question 4

4. Shreya bought a book for 127.50, a geometry box for 54.25 and a notebook for 24.75. How much money did she spend?


Question 5

5. The bill for three books was 398.47. The first book cost 73.69 and the second 85.04. Find the cost of the third book.

6. At a swimming class Rakhi spent 6.9 minutes practising butterfly stroke. 9.5 minutes practising freestyle stroke, 4.8 minutes practising backstroke and 0.6 minutes practising floating. Rest of the time she practised breast stroke. If her swimming lesson is 45 minutes long, how much time does she have left for practising breast stroke?

7. A box of assorted biscuits weighs 2.5 kg. Its components are: Chocolate Biscuits 525 g. Almond Biscuits 580 g. Coconut Biscuits - 350 g and Vanilla Biscuits - 515 g. What is the weight of the empty box in kilograms?

8. A rectangular wooden picture frame is 1.08 m wide and 2.63 m long. What is the smallest length of wood in metres required to make this frame?

9. The distance between Dhruv's office and home is 7 km5 m. He walks 1 km125 m to the metro station A. The distance travelled by metro to metro station B is 4 km65 m. What distance does he have to walk from the metro station B to the office? Give your answer in kilometres.


Multiple Choice Questions (MCQs)

Tick (✔) the Correct Option.


10. There is 8205 mL of juice in a can. 6.046 L is distributed equally among the children attending a birthday party. How much juice is still there in the can?

(a) 0.2159 L

(b) 21.59 L

(c) 2.159 L

(d) 2.159 mL


11. The normal body temperature of a human being is 98.6F. Aradhya's temperature rose by 3.7. How much temperature did he have

(a) 101.1F

(b) 102.3F

(c) 94.9F

(d) 101.3F


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