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26-09-2016
Mathematics

Answered

the sum of 2 numbers is 80.the ratio of these 2 numbers is 3:5.find the larger number

Verified Answer :

27-09-2016

Hello,

Let's assume a the smaller number,b the larger.

a+b=80
a/b=3/5==>a=3/5b

3/5b+b=80
==>8/5b=80
==>b=805/8
==>b=50
a=80-50=30
The lager number is 50

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