Question

1. Find the product by using suitable property:
(a) 39 x (-65) + (-65) x(-49)
(b) 36 + (-79) x (-36)
2. Evaluate the following products: a) (-1) x (-1) x (-1) x………101 times.
b) (-1) x (-1) x (-1) x……….90 times.
3. The product of two integers is 180.If one integer is -12, find the other integer.
4. Find the difference between 4 3/10 and 1 2/5.
5. Simplify:2/3 +1/6 -2/9.
6. What should be added to 12 4/5 to get 15 2/3 ?
7. What should be subtracted from 85 ½ to get 21 1/8 ?
8. A piece of rope 10 m long is cut into three pieces .If the length of two pieces is 4 ½ and 3 1/5 m respectively ,then find the length of the third piece.
9. Mangoes are being sold at Rs 38 ¾ per kg. What is the cost of 3 1/5 kg of mangoes?
10. A book has 2150 pages. Keya reads 2/5 of the book. How many pages of the book did she read? How many pages are left ?
11. The length of a running track is 750m.Gaurav covered 2/5 of the track by running and the rest by walking .Find the distance he covered by walking ?
12. A rectangular field is 18 2/5 m long and 11 2/23 m wide .Find its area.
13. The weight of 8 boxes is 30 2/5 kg. Find the weight of one box.
14. The product of two numbers is 74 ¼.If one of the number is 4 ½ ,then find the other number.
15. A car moving at a constant speed covers 340 km in 5 2/3 hrs.Find the distance covered by it in an hour.
16. Find the product of : (a) 0.1 x 0.01 x 0.001 (b) 3.1 x 0.31 x 0.031.
17. A school uniform requires 1.15m cloth. How many uniforms can be made from 23 m of cloth?
18. Find the average of 5.7, 3.92, 15.73, 6.25.
19. If a pair of socks cost Rs 17.85 and a pair of shoes cost Rs 169.65,then how many sets of socks and shoes can be purchased for Rs 1500?
20. If 58 buckets of equal capacity can be filled with 504.6 litres of water ,then what is the capacity of each bucket?

Answer 1

its easy only try to do

Answer 2

Answer:

don't know yet I will try it but tomorrow