Mathematics

1Find the simple interest on GH¢2,000 at 5% per annum for 3 years.

2If 3 pencils cost 90 pesewas, one pencil costs

3Find the simple interest on GH¢400 at 5% for 3 years.

4A discount of 10% is given on an item marked GH¢250. What is the selling price?

5Find the simple interest on GH₵ 500 at 8% per annum for 3 years.

6A car travels 150 km in 2½ hours. Its average speed is

7A trader bought a radio for GH₵ 80 and sold it for GH₵ 100. Find the profit as a percentage of the cost price.

8A shirt bought for GH¢80 is sold for GH¢100. The percentage profit is

9VAT of 15% is charged on a GH¢200 item. The total price is

10A car travels 180 km in 3 hours. What is its average speed?