Question

(a) 3:1
(d) 1:2:5
decrease.
3. The population of a city decreased from 25,000 to 24,500. Find the percentage
3,70,000. What was the Percentage of price increase?
(b) 2:3:5
1:4
Arun bought a car for 33,50,000. The next year, the price went upto
I buy a T.V. for 10,000 and sell it at a profit of 20%. How much money do I get for
it?
Juhi sells a washing machine for 3 13,500. She loses 20% in the bargain. What was
the price at which she bought it?
(1) Chalk contains calcium, carbon and oxygen in the ratio 10:3:12. Find the percentage
of carbon in chalk.
(i) If in a stick of chalk, carbon is 3g, what is the weight of the chalk stick?​

Answer 1

sorry didn't understand question