Question

If a: b:c=1:3:5 and 6a-2b+3c= 90 then the value of b is?

Answer 1

Answer:

b=18

Step-by-step explanation:

just take the values a,b,c by taking a constant k,and substitute in in the condition.From there u can find the value of the constant "k" and therefore you can obtain the value of b