Fractions in Disguise Class 8 MCQ Maths Part 2 Chapter 1 - #NCSOLVE 📚

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MCQ on Fractions in Disguise Class 8

Fractions in Disguise MCQ Class 8

Class 8 Fractions in Disguise MCQ

Multiple Choice Questions (MCQs)

Question 1.
A shopkeeper has 50 bulbs, out of which 45 are non-defective. The percent of defective bulbs is
(a) 4%
(b) 8%
(c) 10%
(d) 12%
Answer:
(c) 10%

Question 2.
The number whose 75% is 18, is
(a) 24
(b) 25
(c) 32
(d) 30
Answer:
(a) 24

Question 3.
₹ 7000 is given at 7% p.a. rate of interest. The interest which will be received at the end of the three years is
(a) ₹ 1455
(b) ₹ 1410
(c) ₹ 1400
(d) ₹ 1470
Answer:
(d) ₹ 1470

Question 4.
An item marked at ₹ 9000 is offered in a sale for ₹ 8550. The discount percent is
(a) 5%
(b) 6%
(c) 8%
(d) 8\(\frac {1}{3}\)%
Answer:
(a) 5%

Question 5.
Two successive discounts of 20% and 15% are equivalent to a single discount of
(a) 68%
(b) 32%
(c) 35%
(d) 30%
Answer:
(b) 32%

Fill in the blanks

Question 1.
30% can be written in fraction form as ______________
Answer:
\(\frac {3}{10}\)

Question 2.
33% of 2500 = ______________
Answer:
825

Question 3.
The gain or loss is always calculated on the ______________
Answer:
CP

Question 4.
The reduction given on marked price is called ______________
Answer:
Discount

Question 5.
The additional amount charged on the sale of an item by the government is called ______________
Answer:
GST

True/False

Question 1.
5% of 840 is 42.
Answer:
True

Question 2.
If CI and SI are the compound interest and simple interest, respectively, on a sum P for n years at the rate of R% pa, then CI is always greater than SI if n > 1.
Answer:
True

Question 3.
The amount of profit is always less than the CP.
Answer:
False

Question 4.
The amount of discount is always less than the MP.
Answer:
True

Question 5.
Overhead expenses are not included in the cost price before calculating profit or loss.
Answer:
False

Assertion and Reason Questions

In the following questions, a statement of Assertion (A) is followed by a statement of Reason (R). Choose the correct option:
(a) Both assertion (A) and reason (R) are true, and reason (R) is the correct explanation of assertion (A).
(b) Both assertion (A) and reason (R) are true, and reason (R) is not the correct explanation of assertion (A).
(c) Assertion (A) is true, but the reason (R) is false.
(d) Assertion (A) is false, but the reason (R) is true.

Question 1.
Assertion (A): Simple interest on an amount of money for 2 years at 10% pa is less than compound interest on the same sum for the same time and rate.
Reason (R): If the principal is doubled, the interest also gets doubled.
Answer:
(b) Both assertion (A) and reason (R) are true, and reason (R) is not the correct explanation of assertion (A).

Question 2.
Assertion (A): A discount of 30% + 20% is offered in a clearance sale. This is the same as a discount of 50%.
Reason (R): Price after discount is always less than the marked price.
Answer:
(d) Assertion (A) is false, but the reason (R) is true.

Subjective Exercise

Question 1.
What percent of 950 is 57?
Answer:
6%

Question 2.
Find simple interest if P = ₹ 5000, R = 11% per annum, and T = 3 years.
Answer:
₹ 1650

Question 3.
The price of a commodity has increased by 12%. If it used to cost ₹ 200 earlier, what does it cost now?
Answer:
₹ 224

Question 4.
At what rate will ₹ 6500 give an interest of ₹ 1365 in 3 years without compounding?
Answer:
7%

Question 5.
In what time will ₹ 16,000 amount to ₹ 20,800 at 10% per annum without compounding?
Answer:
3 years

Question 6.
The height of the tree has increased by 10% from last year. If its present height is 11m, what was its height last year?
Answer:
10 m

Question 7.
CP of 10 items is the same as SP of 8 items. Find the profit or loss percent.
Answer:
Profit = 25%

Question 8.
A dealer sold two calculators for ₹ 99 each. He sold one at a profit of 10 % and the other at a loss of 10%. Find his overall loss or profit percent.
Answer:
Loss = 1%

Question 9.
A refrigerator is marked for ₹ 12,000 and is sold for ₹ 10,200. Find the discount percent.
Answer:
15%

Question 10.
What discount percent is offered in a sale if the banner reads “ buy 3 get 2 free”?
Answer:
40%

Question 11.
A fruit seller buys oranges at 3 for ₹ 10 and sells them at 5 for ₹ 20. Find the gain percent.
Answer:
20%

Question 12.
Rainforests are home to 90,000 of the 2,50,000 identified plant species in the world. What percentage of the world’s identified plant species are found in rainforests?
Answer:
36%

Question 13.
Price of a new car is ₹ 12, 00,000. The rate of GST is 12%. What is the price of the car, including GST?
Answer:
₹ 13,44,000

Question 14.
Rahim borrowed ₹ 10,00,000 from a bank for two years. If the bank charges interest of 12% per annum, compounded yearly, what amount will he have to pay after the given time period? Also, find the interest paid by him.
Answer:
A = ₹ 12,54,400; CI = ₹ 2,54,400

Question 15.
A shopkeeper purchased 100 blankets @ ₹ 2000 each. He found that 10 blankets were defective. He sold them at ₹ 1400 each. At what rate should the remaining blankets be sold to gain 15% on the whole?
Answer:
₹ 2400

Question 16.
What sum invested for 3 years at the rate of 10% pa compounded annually will amount to ₹ 67,881?
Answer:
₹ 51,000

Question 17.
The population of a city increases at the rate of 5% pa. If the population in 2024 was 24,00,000, find the population in 2023 and 2025.
Answer:
2023: 22,85,714
2025: 25,20,000

Question 18.
A shop announces a 40% clearance sale. Find the sale price of an item marked at ₹ 900.
Answer:
₹ 540

Question 19.
An amount of ₹ 24,000 was borrowed at 6% per annum simple interest. The loan was cleared after 2 years by paying ₹ 10,000 and a gold ring. What is the value of the gold ring?
Answer:
₹ 16,880

Question 20.
The percentage of pure gold in 14-carat gold is about 58%. A 14-carat gold ring weighs 20 grams. How many grams of pure gold are in the ring?
Answer:
11.6 gram

Case Study Questions

An awareness program was undertaken by the traffic police in Jan 2026, to educate truck drivers about the right techniques and safety during driving.
By the end of Feb, the number of traffic offences reduces by 15%.
By the end of March, the number of offences reduced further by 24%.

Question 1.
If there were 850 offences in Feb, what was the number of offences in Jan?
Answer:
1000

Question 2.
What was the number of offences in March?
Answer:
646

The post Fractions in Disguise Class 8 MCQ Maths Part 2 Chapter 1 appeared first on Learn CBSE.

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