Mathematics · Oct / Nov 2021 · Paper 41 · Question 2
0580
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The question as text
Bob, Chao and Mei take part in a run for charity.
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2(a)(i)[1]
71.4 or 71.42 to 71.43 [1]
2(a)(ii)[3]
97 [min] 25 [s] [3]
B2 for 13 min 55 sec seen or 97.4 or 97.41 to 97.42 seen or 5845 seen OR
M2 for 55.66… ÷ 4 × 7 oe or 3340 ÷ 4 × 7 oe or for 7/4 × 55 + 7/4 × 40 oe
or M1 for 55 min 40 sec ÷ 4 oe
or M1 for total time ÷ 16 soi
2(b)(i)[2]
60.8[0] [2]
28
M1 for 47.5 × 1 + oe 100
or B1 for 13.3[0]
2(b)(ii)[3]
71.25 [3]
B2 for 118.75 60
Or M2 for 47.50 ÷ 1 100 − – 47.50 60
or M1 for x × 1 − = 47.50 oe or 100 better
2(c)[4]
15 380 [4]
M3 for (1 120 000 – 5000) ÷ (70 + 2.5) oe
or B2 for answer figs 15 379 to figs 15 380
or M2 for (1 120 000 ± 5000) ÷ (70 ± 2.5) oe
or M1 for one of figs 675, 725, 1115, 1125 seen
2(d)[2]
1.8[0] or 1.801 to 1.802 [million] nfww [2]
5 2.4
M1 for figs 16 × 1 + oe 100
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