Free Class 8 Maths Videos – Learn and Master Concepts Easily!
About Lesson

Calculate the CI on Rs 48,000/- for 1 year at 8% per annum when compounded half yearly.

Find the CI on Rs 8,75,000 compounded annually if the rate of interest is 2%, 4% and 5% respectively for 3 successive years.

The cost of a washing machine is Rs. 10,000. If its cost reduces to Rs. 7,290 in 3 years, then find the rate of depreciation.

Rahul gave a loan of Rs 12,288/- to Aryan at the rate of 12.5% per annum. Calculate the amount that Aryan has to pay to Rahul after 1 and 1/2 years if the interest was compounded half yearly.

Calculate the CI on Rs. 28,000 at 12% per annum compounded annually for 3 years

A sum of Rs 64,000 produces an interest of Rs 4,921 when compounded annually for 3 years. Find the rate of interest

The population of a town was 75,000 three years ago. If the successive increase in the growth percentage was 5%, 4% and 2% respectively. Find the population at the end of three years. 

In how many years will a sum of Rs. 4000 amount to Rs. 5290 at 15% per annum if the interest is compounded annually

The value of a car depreciates every year at the rate of 8% per annum. What will be the value of the car after 3 years if its current value is Rs. 1,20,000.

A sum of Rs. 25,000 was lent at 10% per annum for 6 months. Find the amount if the interest was compounded (a) half-yearly and (b) quarterly

Calculate the amount and CI on Rs 4000 at 2.5% per annum compounded annually for 3 years.

The population of a city is growing every year at 8%. If the present population is 2,62,236 then how much was the population two years ago

At what rate will Rs 1000 amount to Rs 1331 in 3 years if compounded annually

A sum of money amounts to Rs 1,69,000 when invested for two years at the rate of 4% per annum compounded annually. Find the original sum of money

At what rate will a sum of Rs 3,200 produce an interest of Rs. 672/- in 2 years if compounded annually

What sum will amount to Rs. 16,500/- at 5% per annum for 2 years if the interest is compounded annually

The value of an old brass vase depreciates at the rate 10% per annum. If its present value is Rs. 5,000, find the time after which its value will be reduced to Rs 3,645

In how much time will a sum of Rs. 1,600/- amount to Rs. 1,852.20 at 5% per annum if the interest is compounded annually?

How much would a sum of Rs. 20,000/- amount to at 12% in 9 months if the interest is being compounded quarterly

The SI on a sum of money for 3 years at 12 and 1/2% per annum is Rs 1500. What will be the CI on the sum at the same rate and for the same period.

A machine costs Rs. 36,000. Its value depreciates at the rate of 10% during the first year and then increases at the rate of 20% during the second year. What will be the value of the machine after 2 years.

A person borrows a sum of rupees 64,000 from a bank at the rate of 2.5% per annum compounded annually . find the amount and CI payable after 3 years

Find the difference between SI and CI on Rs 15,625 at 12% per annum for 3 years

Kavita borrowed Rs. 80,000/- from the bank at the rate of 10% per annum. Find the amount payable by her after 1 and 1/2 years if the interest is being compounded half yearly

A factory increases the production of its machine parts from 80,000 to 92,610 in 3 years. Find the rate of growth.

Calculate the compound interest on Rs 1600 for 3 years at 5% per annum when interest is compounded annually

Sultan lent Rs. 16,000 to his friend for 3 years at 2.5% per annum. What amount will Sultan get after 3 years if the interest is to be compounded annually.

The difference between compound interest and simple interest at 5% per annum in 2 years is Rs. 30. Find the sum

A certain sum amount to Rs. 5,832/- in 2 years at 8% if the interest is compounded annually. Find the sum

The present population of a town is 2,85,000. If the growth rate of the population is 5% per annum then what will be the population of the town after 5 years

Abha bought two calculators for Rs. 900/- she sold one at a profit of Rs 20% and the other at a loss of 20%. If the SP of both calculators was the same then find the CP of each calculator.

Sania took a loan of Rs 16,000 against her insurance policy at the rate of 12.5% per annum compounded annually. Find the compound interest payable by her after 3 years.

A shopkeeper bought two items at 450 each. He sold one at loss of 10% . At what price should he sell the other as to gain 20% on the whole transaction.​

Calculate the amount and the compound interest on Rs. 2000 at 5% per annum for 3 years.

Ram borrowed an education loan of Rs. 12,000 for his son for 2 years at 12.5% per annum. Find the amount payable by Ram at the end of 2 years if the interest is compounded annually

If Ayush sells his CD player for Rs. 4,250, then he losses 15%. Find the selling price of the CD player so Ayush can gain 20%.

A shopkeeper purchased two suitcases for Rs 2500 each. He gained 10% on selling one and lost 20% on selling the other. Find his overall gain or loss percentage

By selling an article for ₹1170, a shopkeeper earns a profit of 30%. Find the CP of the article​

A person bought a second hand TV for Rs 5,000. He spent Rs 200 on its transportation and Rs. 600 on its repairs. He then sold it for Rs. 5,500. Find the loss or gain percentage.

A dealer purchased an antique vase Rs. 650 and spent Rs. 150 on its polishing. He then sold the same vase for Rs. 900. Find his net profit or net loss percentage.​

A trader purchased 40 pens for Rs. 300 and then sold them for Rs. 10 per pen. Find the profit percentage

The CP of 25 articles is equal to the SP of 30 articles. Find the profit or loss percentage.

By selling a dinner set for Rs 4,500 a person loses 10%. For how much should he sell it so as to gain 20%.

Find the CI on Rs 2,500 at 10% per annum compounded annually for 2 years