O-LevelMathematicsNumber4024/11 · May/June 2020 · Q94 Marks
Write the ratio 75g : 3kg in its simplest form.
- (a)Write the ratio 75g : 3kg in its simplest form.[2]
- (b)In a tennis club the ratio number of junior members : number of senior members = 7 : 10. There are 18 more senior members than junior members. Calculate the total number of club members.[2]
Mark scheme
Marking points from the official mark scheme (May/June 2020). The mark or mark type is shown in brackets.
- [2] 1:40
- [2] B1 for 3000 soi or for (0).075 : 3 soi
- [2] 102
- [2] B1 for juniors = 42 or seniors = 60
- [2] OR
- [2] M1 for 3 parts = 18oe or a correct statement involving junior and senior members, e.g. x / (x+18) = 7/10
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