MEDIUM
10th West Bengal Board
IMPORTANT
Earn 100

The present population of a town is 3,64,500. If the population increases at a rate of 8% every year, what was the population 2 years ago?

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Important Questions on Uniform Rate of Increase or Decrease

MEDIUM
10th West Bengal Board
IMPORTANT
SCHOOL MATHEMATICS Class 10>Chapter 7 - Uniform Rate of Increase or Decrease>EXERCISE 3>Q 5
A road awareness programme decreases the number of road accidents of a town every year at a rate of 10% from the previous year. If the number of road accidents in the present year is 1458, find the number of road accidents of the town 3 years ago.
MEDIUM
10th West Bengal Board
IMPORTANT
SCHOOL MATHEMATICS Class 10>Chapter 7 - Uniform Rate of Increase or Decrease>EXERCISE 3>Q 6
The present value of a machine is ₹25,600. If the value decreases at a rate of 1212% every year, what will be the price after 3 years?
MEDIUM
10th West Bengal Board
IMPORTANT
SCHOOL MATHEMATICS Class 10>Chapter 7 - Uniform Rate of Increase or Decrease>EXERCISE 3>Q 7
The present population of a village increases at a rate of 10% every year. If the present population is 5,000, what will be the population after 3 years?
MEDIUM
10th West Bengal Board
IMPORTANT
SCHOOL MATHEMATICS Class 10>Chapter 7 - Uniform Rate of Increase or Decrease>EXERCISE 3>Q 8
The present population of a town is 75,000. If the population increases at a rate of 10% in the first year and then decreases at a rate of 6% in the second year, what will be the population after two years.
MEDIUM
10th West Bengal Board
IMPORTANT
SCHOOL MATHEMATICS Class 10>Chapter 7 - Uniform Rate of Increase or Decrease>EXERCISE 3>Q 9
A person buys a plot of land for ₹2,50,000. The price of the plot increases at a rate of 12% every year. If the man sells the plot after 2 years, how much profit will he make?
MEDIUM
10th West Bengal Board
IMPORTANT
SCHOOL MATHEMATICS Class 10>Chapter 7 - Uniform Rate of Increase or Decrease>EXERCISE 3>Q 10
A person invests ₹2,50,000 to start a business. He makes a profit at a rate of 5% and 10% respectively. How much profit does he make?
MEDIUM
10th West Bengal Board
IMPORTANT
SCHOOL MATHEMATICS Class 10>Chapter 7 - Uniform Rate of Increase or Decrease>EXERCISE 3>Q 11
The price of an item increases at 4% compound rate every year. How many years will the price of the item increase from ₹15,625 to ₹16,900?
HARD
10th West Bengal Board
IMPORTANT
SCHOOL MATHEMATICS Class 10>Chapter 7 - Uniform Rate of Increase or Decrease>EXERCISE 3>Q 12
The height of tree increases at a rate of 20% every year. If the present height of the tree is 28.8 m, what was its height two years age?