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Mathematics Past Questions and Answers

Waec Mathematics Questions

Question 921:

In the diagram, POQ is the diameter of the circle centre O. Calculate ∠QRS

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A 35^o
B 70^o
C 100^o
D 125^o

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Question 922:

If \(\left(\frac{1}{4}\right)^{(2-y)} = 1\), find y.

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A -2
B \(-\frac{1}{2}\).
C \(\frac{1}{2}\)
D 2

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Question 923:

Calculate the total surface area of a cupboard which measures 12cm by 10cm by 8cm

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A 1920cm²
B 592cm²
C 296cm²
D 148cm²

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Question 924:

If \(\frac{x}{a+1}+\frac{y}{b}\) 1. Make y the subject of the relation

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A \(\frac{b(a-x+1)}{a+1}\)
B \(\frac{a+1}{b(a-x+1)}\)
C \(\frac{a(b-x+1)}{b+1}\)
D \(\frac{b}{a(b-x+1)}\)

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Question 925:

lf \(log_q p= r\), express p in terms of q and r

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A P =qr
B P =r^q
C \(p = \frac{r}{q}\)
D P=q^r

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