exam Maths Puzzle Numerical Ability

A small town library buys a total of 32 books that cost $458. Some of the books cost $13 each, and the remainder cost $15 each. How many books of each price did they buy?

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exam Other Question

Adult tickets for a play cost $18 and child tickets cost $2. If there were 20 people at a performance and the theater collected $88 for ticket sales, how many childern attended the play? I need your help with the following problem: [(4-8)/(6+3)]/5