In a school there are 158 students. Although there are more girls than boys, only 1/11 of the girls wear glasses, while 1/7 of the boys wear them. How many boys and how many girls are in the school?
Question #23203. Asked by Kilroy.
TabbyTom
Answer has 1 vote
TabbyTom
Answer has 1 vote.
The number of girls must be more than half of 158, i.e. at least 80. So we need a number greater than 80 which is divisible by 11, and a number smaller than 80 which is divisible by 7, and these numbers must add up to 158.
So we have 88 girls and 70 boys (of whom 8 girls and 10 boys wear glasses).
Oct 13 2002, 5:37 PM
Kilroy
Answer has 1 vote
Kilroy
Answer has 1 vote.
Congratulations TT your answer is correct...see if you can answer the other three.
