Ratio, proportion, rates and exchange

Question 1 of 10

Share GH₵ 650 in the ratio 6 : 3 : 4. Find the largest share.

Question 2 of 10

y varies directly as x. If y = 20 when x = 5, find y when x = 7. y = ___

Question 3 of 10

y varies directly as x. If y = 8 when x = 2, find y when x = 9. y = ___

Question 4 of 10

Share GH₵ 1,500 in the ratio 2 : 6 : 2. Find the largest share.

Question 5 of 10

Share GH₵ 1,200 in the ratio 4 : 3 : 1. Find the largest share.

Question 6 of 10

y varies directly as x. If y = 8 when x = 2, find y when x = 11. y = ___

Question 7 of 10

Kofi, Ama and Yaw share GH₵ 1,400 in the ratio 5 : 6 : 3. (a) Find each person's share. (b) Yaw gives all his share to Kofi. Find the new ratio of Kofi's money to Ama's money in its simplest form.

Question 8 of 10

Kofi, Ama and Yaw share GH₵ 480 in the ratio 5 : 3 : 4. (a) Find each person's share. (b) Yaw gives all his share to Kofi. Find the new ratio of Kofi's money to Ama's money in its simplest form.

Question 9 of 10

If x varies inversely as y, doubling y halves x.

Question 10 of 10

Kofi, Ama and Yaw share GH₵ 400 in the ratio 5 : 3 : 2. (a) Find each person's share. (b) Yaw gives all his share to Kofi. Find the new ratio of Kofi's money to Ama's money in its simplest form.