At the city museum, child admission is $6.40 and adult admission is $9.90. On Monday, 140 tickets were sold for a total sales of $1172.50. How many child
tickets were sold that day?
Number of child tickets:
Sam is choosing between two exercise routines.
In Routine #1, he does only running, burning 10.5 calories per minute.
In Routine #2, he burns 26 calories walking. He then runs at a rate that burns 7.25 calories per
amounts of time spent running will Routine # 1 burn at least as many calories as Routine # 2?
Use t for the number of minutes spent running, and solve your inequality for t.
A cyclist traveled 20 kilometers per hour faster than an in-line skater. In the time it took the cyclist to travel 80 kilometers, the skater had gone 30 kilometers.
Find the speed of the skater.
Speed of the skater:
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