Question

alloy?
9. 35 inland letters cost 87.50. How many such letters can we buy for 315?
10. Cost of 4 dozen bananas is 104. How many bananas can be purchased for 6.50?
11. The cost of 18 chairs is * 22770. How many such chairs can be bought for 10120?
12. A car travels 195 km in 3 hours.
(i) How long will it take to travel 520 km?
(ii) How far will it travel in 7 hours with the same speed?
13. A labourer earns 1980 in 12 days.
(i) How much does he earn in 7 days?
(ii) In how many days will he earn 2640?
14. The weight of 65 books is 13 kg.
(i) What is the weight of 80 such books?
(ii) How many such books weigh 6.4 kg?
15. If 48 boxes contain 6000 pens, how many such boxes will be needed for 1875 pens?
16. 24 workers can build a wall in 15 days. How many days will 9 workers take to buil
similar wall?
-7. 40 men can finish a piece of work in 26 days. How many men will be needed to finish
16 days?
8. In an army camp, there were prown-
the camp. How long did​

Answer 1

Answer:-

If 35 letters cost Rs. 87.50,

If 35 letters cost Rs. 87.50,the cost of 1 letter will be= 87.50/35

If 35 letters cost Rs. 87.50,the cost of 1 letter will be= 87.50/35 =Rs. 2.5.

If 35 letters cost Rs. 87.50,the cost of 1 letter will be= 87.50/35 =Rs. 2.5.The number of letters that can be bought for Rs.315 would be,

If 35 letters cost Rs. 87.50,the cost of 1 letter will be= 87.50/35 =Rs. 2.5.The number of letters that can be bought for Rs.315 would be,315/2.5=126

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