O-LevelMathematicsNumber4024/11 · May/June 2019 · Q73 Marks
Yasmin swims at her local swimming pool.
- (a)She pays $4.65 each time she visits the pool. Calculate the total amount of money she pays for 7 visits to the pool.[1]
- (b)On one visit she swims 40 lengths. The first length she swims is length 1, the second is length 2 and so on. She swims on her back on lengths which have numbers that are multiples of 4 or 5. Calculate the number of lengths that she swims on her back.[2]
Mark scheme
Marking points from the official mark scheme (May/June 2019). The mark or mark type is shown in brackets.
- [1] 32.55
- [2] 16 M1 for listing multiples of 4 to 40 or for listing multiples of 5 to 40 soi If zero scored, SC1 for answer 18
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