Chapter 8 – Comparing Quantities
Assignment − 2
Q.1. Find the value of x if
(i) 8% of ₹ x is ₹ 100
(ii) 32% of x kg is 400 kg
(iii) 35% of ₹ x is ₹ 280
(iv) 45% of marks x is 405.
Q.2. Express 80% as fraction in its lowest term.
Q.3. Express 33\( \frac{1}{3} \)% as a ratio in the lowest term.
Q.4. What is 100% of 500?
Q.5. What is 800% of 800?
Q.6. What per cent of 1 day is 1 minute?
Q.7. What per cent of 1 km is 1000 metres?
Q.8. What percent of ₹ 80 is ₹ 100?
Q.9. 45% of the population of a town are men and 40% are women. What is the percentage of children?
Q.10. In a furniture shop, 24 tables were bought at the rate of ₹ 450 per table. The shopkeeper sold 16 of them at the rate of ₹ 600 per table and the remaining at the rate of 400 per table. Find her gain or loss percent.
Q.11. Deepika deposited 20% of her money in a bank. After spending 20% of the remainder, she has ₹ 4800 left with her. How much did she originally have?
Q.12. The cost of a flower vase got increased by 12%. If the current cost is
₹ 896, what was its original cost?
Q.13. Radhika borrowed ₹ 12000 from her friends. Out of which ₹ 4000 were borrowed at 18% and the remaining at 15% rate of interest per annum. What is the total interest after 3 years?
Q.14. A man travelled 60 km by car and 240 km by train. Find what per cent of total journey did he travel by car and what per cent by train?
Q.15. By selling a chair for ₹ 1440, a shopkeeper loses 10%. At what price did he buy it?
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