The side of a square is increased from 20cm to 21cm. Calculate the percentage increase in its area.
Answer: D
A house bought for N100,000 was later auctioned for N80,000, Find the loss percent.
Answer: A
An article bought for D5,000.00 depreciate by 15% of its value during the first year. Find its value after a year.
Answer: C
A trader sold a pair of shoes for C 2,800.00 making a loss of 20% on his cost price. Find his loss as a percentage of his selling price.
The price of a litre of petrol is increased from C30.00 to C 39.00 . What is the percentage increase in the cost of a litre of petrol ?
Answer: B
