Question

If interest on ₹ x for 2 years at R % per annum is ₹ 80, then interest on ₹2x for one year at R % per annum is

Answer 1

Answer:

₹80

Step-by-step explanation:

According to question and using simple interest formula

x*2*R/100 = 80

therefore xR = 4000

Using value of xR = 4000 in

2x*1*R/100 = 80

or

See the questions again

Principle from first situation is double in 2nd one while the time is halved with same rate of interest. So, the interest will be same.

I hope it helps and if not then plz tell the errors I made so I can also learn better.