If A:B = 2:3 and B:C = 4:5 then A:B:C is Choose the correct option.
A) 2:3:5	B) 5:4:6	C) 8:12:15	D) 6:4:5	E) none
Solution:   A/B = 2/3;   B/C = 4/5;   A:B:C = 2*4:3*4:3*5 = 8:12:15.   Answer: Option 8:12:15
<result>C</result>
If A:B = 2:3 and B:C = 4:5 then A:B:C is