Ncert -Class 7- maths -worksheet – Comparing Quantities
1. THE FRACTION FORM OF 60% IS
(A) 3/5
(B) 4/5
(C) 3/10
(D) 7/10
ANS: (A)
2: THE PERCENT FORM OF 21.5 IS
(A) 0.215%.
(B) 2.15%.
(C) 215%.
(D) 2150%.
ANS D
3. THE PERCENT FORM OF 3.05 IS
(A)61/20 %.
(B)61/50 %.
(C) 305%.
(D) 350%.
ANS: (C)
4.What is the Interest on Rs 12000 for 1 month at the rate of 10 % per annum
5. What percent of 2/7 is 1/35
6.If 40% of a no is 256, what is 25% of that number.
7. Product of extremes = product of ______________ in a proportion.
8. In a proportion a : b : : c : d, d is called the ___________________ proportional.
9. The value of a machine depreciates 20% annually. If its present value is Rs. 20,000, its value after 2
10 A BLANKET WITH A COST OF RS 1000 WAS DECREASED TO RS 750. THE DECREASE %IS
(A) 25%.
(B) 50%.
(C) 75%.
(D) 90%.
ANS: (A)
11 THE GREATEST RATIO IN THE FOLLOWING OPTIONS IS
(A) 7: 15.
(B) 15 : 23.
(C) 17: 25.
(D) 21: 29.
ANS: (C)
12. A COFFEE MUG WITH A COST PRICE OF RS 80 WAS SOLD A PROFIT OF 5%. THE
SELLING PRICE IS
(A) RS 5.
(B) RS 80.
(C) RS 84.
(D) RS 104.
ANS: (C)
13. A T-SHIRT WITH A COST PRICE OF RS 395 WAS SOLD FOR RS 425. THE PROFIT OR LOSS% IS
(A) 7.50%.
(B) 7.55%.
(C) 7.59%.
(D) 8%.
Ans (C)
14. IF THE COST OF 5 KG JAM BOTTLE IS RS 260, THEN THE COST OF 2 KG SUCH JAM BOTTLE WILL BE
(A) RS 101.
(B) RS 102.
(C) RS 103.
(D) RS 104.
ANS: (D)
15. THE RATIO OF 36 MINUTES TO 2 HOURS IN ITS SIMPLEST FORM IS
(A) 3: 10.
(B) 3: 11.
(C) 4: 3.
(D) 4: 5.
ANS: (A)
16. Population of Rajasthan = 570 lakhs and population of UP = 1660 lakhs.
Area of Rajasthan = 3 lakh km2 and area of UP = 2 lakh km2.
(i) How many people are there per km2 in both these States?
(ii) Which State is less populated?
17. Convert the given decimal fractions to per cents.
(a) 0.65 (b) 2.1 (c) 0.02 (d) 12.35
18. Find:
(a) 15% of 250 (b) 1% of 1 hour
(c) 20% of Rs 2500 (d) 75% of 1 kg
19. Find the whole quantity if
(a) 5% of it is 600 (b) 12% of it is 1080
(c) 40% of it is 500 km (d) 70% of it is 14 minutes
(e) 8% of it is 40 litres
20.Convert given percents to decimal fractions and also to fractions in simplest forms:
(a) 25% (b) 150%
(c) 20% (d) 5%