Mathematics · Oct / Nov 2021 · Paper 42 · Question 1
0580
As printed in the paper
Show the answer and mark scheme
1(a)(i)[2]
450 3 × 8 oe + + 8 7 [2]
M1 for 450 + + 8 7 3
1(a)(ii)[1]
75 [1]
1(a)(iii)[2]
56 [2]
M1 for 32 100 × (450 – 200 – their 75) oe or 32 450 100 × × 7 oe + + 8 7 3 If 0 scored,
SC1 for answer 231
1(a)(iv)[3]
59 000 nfww [3]
B2 for 58 600 to 58 800
or B1 for 293 to 294 ×
or M1 for figs485 200 oe 165 If 0 scored,
SC1 for their more accurate answer seen and rounded to the nearest 1000
1(b)(i)[1]
3 075 000 [1]
1(b)(ii)[1]
3.075 × 106 [1]
FT their (b)(i)
1(c)[2]
32.5 [2]
M1 for x × 16 + = 37.7 or better 1 100
1(d)[2]
2460 or 2458. … [2]
15 2.1 +
M1 for 1800 1 100 oe
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