Two numbers are in Ratio 3: 4 if 12 is subtract from each. The new numbers are in the Ratio 5:7. If 13 is added to first

Two numbers are in Ratio 3: 4 if 12 is subtract from each. The new numbers are in the Ratio 5:7. If 13 is added to first and 23 is added to the second number, then the ratio become.

a) 5: 7

b) 3: 5

c) 7: 9

d) 29: 27

Sol: