Question

Objective type questions
14. If the cost of 3 books is * 90, then find the cost of 12 books.
(* 300
(ii) * 320
(iii) * 360
15. If Mani buys 5kg of potatoes for 75 then he can buy
(iv) * 400
( 6
kg of potatoes for 105.
(ii) 7
(iii) 8
16. 35 cycles were produced in 5 days by a company then
(iv) 5
in 21 days.
cycles will be produced
(i) 150
(ii) 70
(iii) 100
(iv) 147
17. An aircraft can accommodate 280 people in 2 trips. It can take
_trips to take
1400 people.
(ii) 10
(iii) 9
(iv) 12
8. Suppose 3 kg. of sugar is used to prepare sweets for 50 members, then kg. of
sugar is required for 150 members.
(i) 9
(ii) 10
(iii) 15
(iv) 6
(i) 8
Direct and Inverse Proportion CHAPTER​

Answer 1

Answer:

1 point

If the cost of 3 books is Rs 90,

then find the cost of 12books.

O Rs.300

O Rs.320

O Rs.360

O Rs.400

Answer 2

Answer:

14. 360

15. 7kg

16. 147

17. 10 trips

18. 9