Question

What number must be subtracted from each term of ratio 17:33 so that the ratio becomes 7:15 ?
OPTIONS
----- 1
----- 0.1
----- 3
----- 5

Answer 1

Answer:

17:13 can be written as 17/13

also 7:15 can be written as 7/15

now

(17/13)-x=(7/15)

x=(17/13)-(7/15)

x=(164/195)

x=0.8410

approximately equal to 1

so

---------1