Three numbers A, B, C is the ratio 6: 5: 4. If 15 numbers are added to each number, then this ratio becomes 15:13:11. Find the number A?
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25=9x. x=25/9
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Answer:
60
Step-by-step explanation:
A:B:C
6:5:4
after 15 added it become 15:13:11
the difference are not equal between two ratio to make them equal we have to multiply 4 in 6:5:4 and two in 15:13:11
then it becomes 24:20:16
and 30:26:22
now the difference is equal so 6R = 15
r=15/6
24*15/6 = 60
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