Two numbers are in the ratio of 5:8 .If 4 is subtracted from each then the ratio become 1:2.The small number is
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Step-by-step explanation:
Let the number be 5x and 8x
then
=> 5x-4/8x-4 = 1/2
By cross multiplication
=> 2(5x-4) = 1(8x-4)
=> 10x-8 = 8x-4
=> 10x-8x= -4+8
=> 2x= 4
=> x = 4/2
=> x = 2
then
5x = 5×2 = 10
8x = 8×2 = 16
The small number is 10
I hope this will help you......
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