SOLUTION: Two numbers are in the ratio 5:2. One half of their sum is 10 1/2. Find the numbers.
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Question 257737: Two numbers are in the ratio 5:2. One half of their sum is 10 1/2. Find the numbers.
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
a/b=5/2
.5(a+b)=10.5
a+b=21
a=21-b
(21-b)/b=5/2
42-2b=5b
42=7b
b=6
a=21-6=15
a=15
check
15/6=5/2
.5(21)=10.5
10.5=10.5
ok
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