Chapter 8 – Comparing Quantities
11. If Meena gives an interest of Rs. 45 for one year at 9% rate p.a. What is the sum she has borrowed?
08
Oct
11. If Meena gives an interest of Rs. 45 for one year at 9% rate p.a. What is the sum she has borrowed? 11. If Meena gives an interest of Rs. 45 for one year at 9% rate p.a. What is the sum she has borrowed? October 8, 2020 Category: Chapter 8 - Comparing Quantities [...]
10. What rate gives Rs. 280 as interest on a sum of Rs. 56,000 in 2 years?
08
Oct
10. What rate gives Rs. 280 as interest on a sum of Rs. 56,000 in 2 years? 000 in 2 years? 10. What rate gives Rs. 280 as interest on a sum of Rs. 56 October 8, 2020 Category: Chapter 8 - Comparing Quantities , Maths , NCERT Class 7 ,
9. Find the amount to be paid at the end of 3 years in each case: (b) Principal = Rs. 7,500 at 5% p.a.
08
Oct
9. Find the amount to be paid at the end of 3 years in each case: (b) Principal = Rs. 7,500 at 5% p.a. 500 at 5% p.a. 9. Find the amount to be paid at the end of 3 years in each case: (b) Principal = Rs. 7 October 8, 2020 Category: Chapter 8 [...]
9. Find the amount to be paid at the end of 3 years in each case: (a) Principal = Rs. 1,200 at 12% p.a.
08
Oct
9. Find the amount to be paid at the end of 3 years in each case: (a) Principal = Rs. 1,200 at 12% p.a. 200 at 12% p.a. 9. Find the amount to be paid at the end of 3 years in each case: (a) Principal = Rs. 1 October 8, 2020 Category: Chapter 8 [...]
8. Amina buys a book for Rs. 275 and sells it at a loss of 15%. How much does she sell it for?
08
Oct
8. Amina buys a book for Rs. 275 and sells it at a loss of 15%. How much does she sell it for? 8. Amina buys a book for Rs. 275 and sells it at a loss of 15%. How much does she sell it for? October 8, 2020 Category: Chapter 8 - Comparing Quantities [...]
7.(i) Chalk contains Calcium, Carbon and Oxygen in the ratio 10 : 3 : 12. Find the percentage of Carbon in chalk. (ii) If in a stick of chalk, Carbon is 3 g, what is the weight of the chalk stick?
08
Oct
7.(i) Chalk contains Calcium, Carbon and Oxygen in the ratio 10 : 3 : 12. Find the percentage of Carbon in chalk. (ii) If in a stick of chalk, Carbon is 3 g, what is the weight of the chalk stick? 7.(i) Chalk contains Calcium Carbon and Oxygen in the ratio 10 : 3 : [...]
6.Juhi sells a washing machine for Rs. 13,500. She loses 20% in the bargain. What was the price at which she bought it?
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Oct
6.Juhi sells a washing machine for Rs. 13,500. She loses 20% in the bargain. What was the price at which she bought it? 500. She loses 20% in the bargain. What was the price at which she bought it? 6.Juhi sells a washing machine for Rs. 13 October 8, 2020 Category: Chapter 8 - Comparing [...]
5. I buy a T.V. for Rs. 10,000 and sell it at a profit of 20%. How much money do I get for it?
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Oct
5. I buy a T.V. for Rs. 10,000 and sell it at a profit of 20%. How much money do I get for it? 000 and sell it at a profit of 20%. How much money do I get for it? 5. I buy a T.V. for Rs. 10 October 8, 2020 Category: Chapter 8 [...]
4.Arun bought a car for Rs. 3,50,000. The next year, the price went up to Rs. 3,70,000. What was the percentage of price increase?
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Oct
4.Arun bought a car for Rs. 3,50,000. The next year, the price went up to Rs. 3,70,000. What was the percentage of price increase? 000. The next year 000. What was the percentage of price increase? 4.Arun bought a car for Rs. 3 50 70 the price went up to Rs. 3 October 8, 2020 [...]
3.The population of a city decreased from 25,000 to 24,500. Find the percentage decrease.
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Oct
3.The population of a city decreased from 25,000 to 24,500. Find the percentage decrease. 000 to 24 3.The population of a city decreased from 25 500. Find the percentage decrease. October 8, 2020 Category: Chapter 8 - Comparing Quantities , Maths , NCERT Class 7 ,