Ratio, proportion and rate - Jamb Mathematics Past Questions and Answers

Question 1:

• JAMB 1979

The annul profits of a transport business were divided between the partners A and B in the ratio 3 : 5. If B received N3000 more than A, the total profit was

A. N5000
B. N1800
C. N12000
D. N24000
E. N8000

Question 2:

• JAMB 2019

A bricklayer charges #1,500 per day for himself and #500 per day for his assistant. If a two bedroom flat was built for #95,000 and the bricklayer worked 10 days more than his assistant, how much did the assistant receive?

A. N20,000
B. N28,000
C. N31,200
D. N41,000

Question 3:

• JAMB 2018

A machine valued at N20,000 depreciates by 10% every year. What will be the value of the machine at the end of two years?

A. N16,200
B. N14,200
C. N12,000
D. N8,000

Question 4:

• JAMB 2018

Two sisters, Taiwo and Kehinde, own a store. The ratio of Taiwo's share to Kehinde's is 11:9. Later Kehinde sells \(\frac{2}{3}\) of her share to Taiwo for N720.00. Find the value of the store

A. N1,080.00
B. N2,400.00
C. N3,000.00
D. N3,600.00

Question 5:

• JAMB 2016

A number of pencils were shared out among Bisi, Sola and Tunde in the ratio of 2:3:5 respectively. If Bisi got 5, how many were shared out?

A. 15
B. 25
C. 30
D. 50