Use this ZIMSEC O-Level Mathematics Paper 2 November 2023 marking scheme for checking answers, revision, and exam preparation in Zimbabwe.
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Questions: ZIMSEC O-Level Mathematics Paper 2 November 2023 Question Paper
This is the ZIMSEC O-Level Mathematics marking scheme for Paper 2 from November 2023. It shows how marks are awarded, so you can mark your own answers to the matching question paper. See the question paper.
\[
\begin{array}{l}
\text { ZIMSEC Nor wors }
\text { PAPER } 2 \text { '0' LEVEL }
\text { MARKING GUIDE }
\end{array}
\]
\[
\text { section } A \text { (52 moks) }
\]
\[
\text { (1)a(i) } \begin{aligned}
\text { Increase } | =1,00-1,20 | =0,30
\% \text { increase } | =\frac{\text { Increase }}{\text { actual }} \times 100 \% | =\frac{0,30}{1020} \times 100 \% | =25 \%
\end{aligned}
\]
(ii)
\[
\begin{array}{l}
\text { New packet }=120 \%
\text { old packet }=100 \%
\quad 120 \%=264 \mathrm{~g}
\quad 100 \%=1 \mathrm{ess}
=\frac{100}{120} \times-264
=220 \mathrm{~g}
\end{array}
\]
(iii)
\[
\begin{array}{l}
\text { discount }=7
\text { value of paint }
7 \%=$ 91
93 \%=\text { more }
=\frac{93}{7} \times 91
=$ 1209
\end{array}
\]
(b)
\[
\begin{array}{l}
(A B)^{2}=(A C)^{2}+(B C)^{2}
A B=\sqrt{705^{2}+5^{2}}
A B=\sqrt{56025+25}
A B=\sqrt{81,25}
A B=9,01 \mathrm{~cm}(3 \mathrm{sit})
\end{array}
\]
Question 2 on next paige
(3)
\[
\begin{array}{l}
Q=\{30 ; 31 ; 11 ; 40\}
P=\{31 ; 37\} .
Q=\{32 ; 36 ; 40\}
\end{array}
\]
a (i) $n(P)=2$
\[
\begin{array}{l}
P^{\prime}=\{30 ; 32 ; 33 ; 34 ; 35 ;
36 ; 38 ; 39 ; 40\}
\therefore Q_{H} P^{\prime}=\{32 ; 36 ; 40\}
\end{array}
\]
(b)