Question

If 6 : 5 = y : 15 then the value of y is _____
15
24
18
22.5​

Answer 1

6 : 5 = y : 15

=> 6/5 = y/15

=> 6 ×15 = y

_...5

=> 6×3 = y

=> 18 = y

Answer 2

Answer:

6:5=y:15

Product of extremes and product of means

6×15=5×y

6×15/5=y

6×3=y

18=y

18 is correct answer..