EASY
7th CBSE
IMPORTANT
Earn 100

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.

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Important Questions on Comparing Quantities

EASY
7th CBSE
IMPORTANT
Chalk contains calcium, carbon and oxygen in the ratio 10:3:12. Find the percentage of carbon in chalk.
EASY
7th CBSE
IMPORTANT
 Chalk contains calcium, carbon and oxygen in the ratio 10:3:12. If in a stick of chalk, carbon is 3 g and the weight of the chalk stick is x g, find x.
EASY
7th CBSE
IMPORTANT
Amina buys a book for 275 and sells it at a loss of 15%. How much does she sell it for?  [ write only numerical value without rupee symbol]
EASY
7th CBSE
IMPORTANT
If the amount to be paid at the end of 3 years when Principal =1,200 at 12% p.a is k. Find the value of k
EASY
7th CBSE
IMPORTANT
If the amount to be paid at the end of 3 years is k, when Principal =7500 at 5% p.a., then find the value of k.
MEDIUM
7th CBSE
IMPORTANT
What rate gives Rs 280 as interest on a sum of  Rs 56,000 in 2 years?
MEDIUM
7th CBSE
IMPORTANT
If Meena gives an interest of 45 for one year at 9% rate p.a. then the sum she has borrowed is k. Hence, find the value of k.