Question

15% of a number when added to 30 % of anothe gives 24% of the sum of the two numbers. the bigger number is more than the smaller one what are the numbers?​

Answer 1

Answer:

Step-by-step explanation:

Let cost of pens be A, B,C in increasing manner.

So

A=B+1/4B=5B/4

B=C+1/5C=6C/5

So, A=3C/2 or C=A2/3

Now, (A+B)/2=15 + (B+C)/2

A-C= 30

So, A-2A/3=30

3A-2A=90

A=30