Question

three numbers are in the ratio of 4:5:6.ifeach increased by 10,the ratio between the new numbers so formed is 5:7.find the original number​

Answer 1

Answer:

let the original number be x

the number friend 4 x 5 x and 6x respectively

6x+10 + 5 x +10+ 4 x+10=5/7

15x+30=5/7

15x=-205/7

x=-205/15*7

x=-41/21