Mathematics 1997 WAEC Past Questions

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Express (0.0425 / 2.5) as a fraction

If P = {3, 5, 6} and Q = {4, 5, 6} then P∩Q equals

A and B are two sets. The number of elements in A∪B is 49, the number in A is 22 and number in B is 34. How many elements are in A ∩ E?

A student found the approximate value of 0.02548 correct to two places of decimal instead of two significant figures. Find the percentage error.

Simplify log₃9 + log₃15 - log₃5