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Quantitative Aptitude - Arithmetic Ability

Quantitative Aptitude - Arithmetic Ability Questions

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10% discount is offered on an item. By applying a promo code the customer wins 5% cash back. What is the effective discount?

A) 15.225 percent	B) 14.5 percent
C) 15 percent	D) 5.5 percent

A) 15.225 percent

B) 14.5 percent

C) 15 percent

D) 5.5 percent

Answer & Explanation Answer: B) 14.5 percent

Explanation:

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Filed Under: Percentage
Exam Prep: Bank Exams

2 1446

The marked price of a ceiling fan is Rs. 1200 and the shopkeeper allows a discount of 5 % on it. Then selling price of the fan is

A) Rs. 1410	B) Rs. 1400
C) Rs. 1140	D) Rs. 1104

A) Rs. 1410

B) Rs. 1400

C) Rs. 1140

D) Rs. 1104

Answer & Explanation Answer: C) Rs. 1140

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Filed Under: Percentage
Exam Prep: Bank Exams

0 1445

What is the rate of interest (in %) if simple interest earned on a certain sum for the 3rd year is Rs 2,000 and compound interest earned in 2 years is Rs 4,160?

A) 8	B) 10
C) 12	D) 6

A) 8

B) 10

C) 12

D) 6

Answer & Explanation Answer: A) 8

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Filed Under: Compound Interest
Exam Prep: Bank Exams

0 1445

After two successive discounts of 20% and 35%, an article is sold for Rs 50700. What is the marked price (in Rs) of the article?

A) 92500	B) 98500
C) 97500	D) 94000

A) 92500

B) 98500

C) 97500

D) 94000

Answer & Explanation Answer: C) 97500

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Filed Under: Percentage
Exam Prep: AIEEE , Bank Exams , CAT

0 1444

There is a 4% increase in volume when a liquid freezes to its solid state. The percentage decrease when solid melts to liquid again, is

A) 3 3/13%	B) 4%
C) 4 1/13%	D) 3 11/13%

A) 3 3/13%

B) 4%

C) 4 1/13%

D) 3 11/13%

Answer & Explanation Answer: D) 3 11/13%

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Filed Under: Percentage
Exam Prep: Bank Exams

3 1444

Sum of cubes of first n even natural numbers.

Answer

Proof of Sum of cubes of first n even natural numbers ::

sum_of_cubes_of_first_n_even_natural_numbers1556603651.png image

Hence, in other words, the sum of the first n cubes is the square of the sum of the first n natural numbers.

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Subject: Simplification Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO

4 1444

If 1 shirt is offered free on purchase of 3 shirts priced Rs 500 each, then what is the effective discount on each shirt?

A) 30 percent	B) 33 percent
C) 20 percent	D) 25 percent

A) 30 percent

B) 33 percent

C) 20 percent

D) 25 percent

Answer & Explanation Answer: D) 25 percent

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Filed Under: Percentage
Exam Prep: Bank Exams

4 1443

If compound interest received on a certain amount in the 3rd year is Rs. 12,100, what will be the compound interest (in Rs) for the 4th year on the same amount if rate of interest is 9%?