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Andy, ben and Cathy have £177 between them. Cathy has 3 times as much as ben. andy has £12 more than ben
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21 votes
Andy, ben and Cathy have £177 between them. Cathy has 3 times as much as ben. andy has £12 more than ben

User Kay Am See
by
7.8k points

1 Answer

2 votes
Andy: $45
Ben: $33
Cathy: $99

a+b+c=177
c=3b
a=b+12
b+12+b+3b=177
5b+12=177
-12 -12
-----------------
5b=165
---- -----
5 5

b=33




User Yashaka
by
8.3k points
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