Question

if cost rate of 3 pencils or one eraser is 15 rupees then w hat is the rate of 4 pencils and 3 erasers

Answer 1

Hey friend here's your answer....
cost of 4 pencils will be cost of one pencil15/3=5 so cost of four pencils= 5x4=20
cost of 3 erasers will be =15x3=45
so rate of 4 pencils and three erasers will be=45+20=65
hope it helps you if you like please mark it as brain list :)

Answer 2

cost of 3 pencil = 15
cost of 1 pencil = 15÷3=5
cost of 4 pencil =5×4=20
cost of 1 eraser = 15
cost of 3 eraser=15×3=45
Rate of 4 pencil and 3 eraser =20+45