there are 20 students in a class. they sit in pairs so that exactly one third of the boys sit with a girl, and exactly one half of the girls sit with a boy. total how many boys are there in the class?
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Answered by
6
There are 15 boys in the class.
jiyamonani:
even i got the same ans but my mam says that the ans is 12. thus having doubt
yes your ma'am is right actually i also misunderstand the question .The correct ans is 12
ok but can u explain how
sure
According to question, 1/3 boys means 4 boys sits with a girl that means 4 girls sits with 4 boys.in question it is given that 1/2 girls sits with a boy .so total girls are 8 and boys are 12
thank u very much. u were a great help.
Answered by
3
Answer:
There are 15 boys in the class!
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