exam Maths Puzzle Numerical Ability

The area of a square is 25 square meters. What is its perimeter?

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exam Other Question

a worker is hired for 20 days. on the first day he makes 1 cent on the 2nd day he makes 2 cents and the pay doubles each day. What is the total pay? 1) Simplify: (2x4y0 /z2)- 5

2) Simplify: (152x7y2 )/ (150x9y)

3) Write in scientific notation: 5,754,000,000

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