Paper 1 — Variant 1

O Level Mathematics · 4024/11 · May/June 2024

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Questions

5 of 24 questions shown here, checked against the paper. The others are in the PDF above — they contain diagrams or maths we could not yet verify, and we would rather show you the original than a transcription we are not sure of.

3
Work out.
3(a) [1]
0.3×0.020.3 \times 0.02
3(b) [1]
15%15\% of 4040
3(c) [1]
7−(−25)7 - (-25)
12 [3]
Solve.\n\n4(2x−3)+5(x+5)=204(2x - 3) + 5(x + 5) = 20
14 [3]
Solve the simultaneous equations. Show all your working.\n\n2x+3y=72x + 3y = 7\nx−6y=6x - 6y = 6
15 [2]
By writing each number correct to one significant figure, estimate the value of 2.87×396.51.922\frac{2.87 \times \sqrt{396.5}}{1.92^{2}}.
19
f(x)=2x−5f(x) = 2x - 5
19(a) [1]
Find f(11)f(11).
19(b) [2]
Find f−1(x)f^{-1}(x).
19(c) [3]
Solve f(x)=x2+x−11f(x) = x^{2} + x - 11.

Published by Cambridge Assessment International Education. Reproduced for study use.