commercial mathematics two numbers are in the ratio 3:4.If the sum of the numbers is 84, find the numbers
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3
let the no be 3x and 4x
then 3x+4x=84
7x=84
x=12
therefore the no are 36 and 48
then 3x+4x=84
7x=84
x=12
therefore the no are 36 and 48
shaan6:
can you please help me again
Answered by
3
3+4=7
3/7*84=36
4/7*84=48
no. 3 commercial number is 36
no. 4 commercial number is 48
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