Question

Abhi buys 180 pens for Rs. 750. How many pens can he buy for Rs. 100?

Answer 1

Answer:24

Step-by-step explanation:

They are in direct proportion, so we will take the given data as 180 by 750rs and parellel to it we will write x by 100rs(x is the no. Of pens).

Then, do cross multiplication and then you will get 750x=18000.

Then solve the equation for x, that is 18000/750 that will be 24..

Answer 2

Answer:

Step-by-step explanation:

Cost of 180 pens=₹750

Cost of 1 pen=750÷180=4.17

Cost of 100 pens=4.17×100=₹417