EASY
7th Karnataka Board
IMPORTANT
Earn 100

Convert each part of the ratio 3:1 to percentage.

Important Questions on Comparing Quantities

MEDIUM
7th Karnataka Board
IMPORTANT
Mathematics 7 Part II>Chapter 8 - Comparing Quantities>EXERCISE 8.3>Q 2
Convert each part of the ratio 2:3:5 to percentage.
EASY
7th Karnataka Board
IMPORTANT
Mathematics 7 Part II>Chapter 8 - Comparing Quantities>EXERCISE 8.3>Q 2
Convert each part of the ratio 1:4 to percentage.
MEDIUM
7th Karnataka Board
IMPORTANT
Mathematics 7 Part II>Chapter 8 - Comparing Quantities>EXERCISE 8.3>Q 2
Convert each part of the ratio 1:2:5 to percentage.
EASY
7th Karnataka Board
IMPORTANT
Mathematics 7 Part II>Chapter 8 - Comparing Quantities>EXERCISE 8.3>Q 3
The population of a city decreased from 25,000 to 24,500. If this denotes x% decrease, find the value of x.
HARD
7th Karnataka Board
IMPORTANT
Mathematics 7 Part II>Chapter 8 - Comparing Quantities>EXERCISE 8.3>Q 4
Arun bought a car for ₹350000. The next year, the price went upto ₹370000. If the percentage of price increase is in the form klm%, then find the value of k+l+m.
MEDIUM
7th Karnataka Board
IMPORTANT
Mathematics 7 Part II>Chapter 8 - Comparing Quantities>EXERCISE 8.3>Q 5
I buy a T.V. for ₹10,000 and sell it at a profit of 20%. The money I get for it is ₹k. Find the value of k
EASY
7th Karnataka Board
IMPORTANT
Mathematics 7 Part II>Chapter 8 - Comparing Quantities>EXERCISE 8.3>Q 6
Juhi sells a washing machine for ₹13,500. She loses 20% in the bargain. If the price at which she bought it was ₹k, find the value of k.
EASY
7th Karnataka Board
IMPORTANT
Mathematics 7 Part II>Chapter 8 - Comparing Quantities>EXERCISE 8.3>Q 7
Chalk contains calcium, carbon and oxygen in the ratio 10:3:12. Find the percentage of carbon in chalk.