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### Primary 6 Problem Sums/Word Problems - Try FREE

- Ratio & Percentage: Mix it up, mix it up! > Ratio & Percentage Exercise 9 > 1
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There were 80 less adults than children in a science exhibition on the first Sunday of a particular month.

On the second Sunday of the same month, the number of children increased by 20% and there were 10% fewer adults as compared to the first Sunday of the month.

558 people were there in the exhibition hall on the second Sunday.

(a) Find the number of children in the hall on the second Sunday of the month.

(b) If the entry fee for the exhibition is $1 for a child and $2 for an adult, how much money was collected from the sale of tickets on both days?

* Notes to students:*

*If the question above has parts, (e.g. (a) and (b)), given that the answer for part (a) is 10 and the answer for part (b) is 12, give your answer as:10,12*

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