2018 - JAMB Mathematics Past Questions and Answers - page 3

If the simple interest on a sum of money invested at 3% per annum for 2\(\frac{1}{2}\)  years is N123, find the principal.

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?

The table shown gives the marks scored by a group of student in a test. Use the table to answer the question given.

What is the median mark?

The table shown gives the marks scored by a group of student in a test. Use the table to answer the question given.

What is the probability of selecting a student from the group that scored 2 or 3

A boy walks 800m in 20 minutes. Calculate his average speed in Km/H

A car uses one litre of petrol for every 14km. If one litre of petrol cost N63.00, how far can the car go with N900.00 worth of petrol?

In the diagram, GI is a tangent to the circle at H. If EF||GI, calculate the size of ∠EHF

How many times, correct to the nearest whole number, will a man run round a circular track of diameter 100m to cover a distance of 1000m?

Use the cummulative frequency curve to answer the question. Estimate the median of the date represented on the graph

Use the cummulative frequency curve to answer the question. What is the 80th percentile?