Price of rice reduced by 20%, allowing a person to buy 5 kg more for Rs. 120. Reduced price per kg is: MCQ with Answer and Explanation

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Price of rice reduced by 20%, allowing a person to buy 5 kg more for Rs. 120. Reduced price per kg is:

A. Rs. 4

B. Rs. 4.8

C. Rs. 3.6

D. Rs. 5.4

Answer: Option B

Solution (By JKSSB Mock Tests)

Original x, xy=120. New 0.8x(y+5)=120 → 96+4x=120 → x=6, reduced price = 4.8.

This question belongs to: Maths Percentage

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Question #1

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Fresh grapes contain 68% water while dry grapes contain 20% water. How many kilograms of dry grapes can be obtained from 100 kg of fresh grapes?

A. 40 kg

B. 32 kg

C. 50 kg

D. 80 kg

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Correct Answer: Option A

Explanation:
Quantity of pulp in fresh grapes = 100% - 68% = 32%. So, pulp = 32 kg. In dry grapes, pulp is 100% - 20% = 80%. Let dry grapes be D kg. 80% of D = 32 implies D = (32 / 0.8) = 40 kg.

This question belongs to: Maths Percentage

Question #2

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In an election, a candidate got 55% of the total votes and won by 500 votes. Find the total number of votes cast.

A. 4000

B. 5000

C. 4500

D. 5500

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Correct Answer: Option B

Explanation:
Winner = 55%, Loser = 45%. Difference = 10%. 10% of Total = 500. Total = 5000.

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Question #3

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16 2/3 % of 180 is:

A. 35

B. 40

C. 30

D. 25

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Correct Answer: Option C

Explanation:
16 2/3% = 1/6, (1/6)×180 = 30.

This question belongs to: Maths Percentage

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