Question 1
Without using mathematical tables or calculators, evaluate
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Question 2
A two-digit number is such that the sum of the ones digit and the tens digit is 10. If the digits are reversed, the number formed exceeds the original number by 54. Find the number
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Question 3
Simplify
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Question 4
Metal cube of side 4.4cm was melted and the molten material used to make a sphere. Find to 3 significant figures the radius of the sphere
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Question 5
Use reciprocal, square and square root tables to evaluate, to 4 significant figures, the expression.
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