by Daniel
(doncaster)
The cost to rent a bike for 1 person under age five is 3£ and 5.50£ for anybody over age five. Calculate the cost to rent 7 bikes if 4 people are under age five and 3 people are over age five.
Solution -
Total for those who are under age five
4 under age five = 4 x 3£ or 3£+3£+3£+3£
3+3+3+3 = 12
4 under age five =12.00£
Total for those who are over age five
3 x 5.50£ or 5.50+5.50+5.50
1
5.50
5.50
5.50
-------
16.50
The two added together = the total amount
16.50
12.00
--------
28.50
The answer is 28.50£
Feb 15, 19 12:12 PM
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Feb 15, 19 12:12 PM
The cavalieri's principle is a