Asked by Lucy
Mutua has 21coins.The total value of the coins is kshs.72
There are half as many ten shilling coins as there are 5 kshs.coins.If the rest are one kshs coin,find the number of five ksh coins as Mutua has
There are half as many ten shilling coins as there are 5 kshs.coins.If the rest are one kshs coin,find the number of five ksh coins as Mutua has
Answers
Answered by
oobleck
If there are x 5-ksh coins and y 1-ksh coins, then
x + x/2 + y = 21
5x + 10*x/2 + y = 72
Now solve as usual
x + x/2 + y = 21
5x + 10*x/2 + y = 72
Now solve as usual
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