February 23, 2017

Homework Help: MATHS

Posted by RS on Wednesday, April 18, 2012 at 3:27am.

The entrance fees to the Science centre is as follows:
Adult :$ 10 Child :$7
A group package of 1 adult and 2 children can be bought at a discounted price of $21.
One day, 234 adults and 456 children visited the Science Centre. What is the minimum amount of entrance fees that the Science Centre can collect on the day?

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