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when x is added to each term of 7:13 the ratio becomes 2:3.the value of x is?

Read Solution (Total 4)

(7+x)/(13+x)=2/3
21+3x=26+2x
x=5 ans
12 years agoHelpfull: Yes(8) No(0)

7+x 2
-------=---- on solving....
13+x 3

x=5
12 years agoHelpfull: Yes(2) No(0)
5 should be added
12 years agoHelpfull: Yes(1) No(0)
ans: 5
7+x/13+x=2/3
x=5
12 years agoHelpfull: Yes(1) No(0)

TCS Other Question

the ratio of present ages of rajesh and naresh is 7:5. if after 6years their ages will be in the ratio of 4:3,the present age of naresh is? the number that must be added to each of the numbers 8,21,13 and 31 to make the ratio of the first two numbers equal to the ratio of last two numbers?