boys : 20
girls : 3u
Science Club :
boys : 10
girls : 4u
20 + 3u ——– 10 + 4u + 5
1u ——- 5
4u ——- 20
[20/(10 + 20)] x 100% = 66.7% (correct to 1 d.p.)
Ans : 66.7% (correct to 1 d.p.)
Please assist
Source: Anglo-Chinese School Primary
Art Club has 10 more boys than Science Club but only 5 more pupils. Hence, Art Club has 5 less girls than Science Club.
No. of girls in Science Club = 5 x 4 = 20
20 / (20 + 10) = 66.7%
Art Club :
boys : 20
girls : 3u
Science Club :
boys : 10
girls : 4u
20 + 3u ——– 10 + 4u + 5
1u ——- 5
4u ——- 20
[20/(10 + 20)] x 100% = 66.7% (correct to 1 d.p.)
Ans : 66.7% (correct to 1 d.p.)