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Q:

If $2 x^{2} + 2 y^{2} = 4 a$ the find the value of $\frac{2 a}{x^{2} - a} + \frac{2 a}{y^{2} - a}$

A) 0	B) 1
C) a	D) 2a

Answer & Explanation Answer: A) 0

Explanation:

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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: Bank Exams , GATE
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Q:

Find the value of

$n + \frac{3 n}{2} + \frac{9 n}{4} + . . . . . . \infty$

A) 0	B) 1
C) 2	D) infinity

Answer & Explanation Answer: D) infinity

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Filed Under: Simplification

Q:

Solve $\sqrt{675.9995} + {(3.9989)}^{2} = ? \div \frac{1}{6.9900865}$

A) 6	B) 50
C) 10	D) 125

Answer & Explanation Answer: A)

6

Explanation:

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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: Bank Exams , CAT
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Q:

Solve : 8,23,199.98 × 99.92 = ? × 80,000

A) 1000	B) 1030
C) 1080	D) 1065

Answer & Explanation Answer: B) 1030

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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: Bank Exams
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Q:

In a college, the ratio of boys to girls is 29 : 33 respectively. When 142 more boys join the college, this ratio becomes 21 :19. How many more girls should join the college to make the number of boys and girls equal?

A) 75	B) 90
C) 60	D) 66

Answer & Explanation Answer: D) 66

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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: Bank Exams
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Q:

From a container of milk, 5 litres of milk is replaced with 5 litres of water. This process is repeated again. Thus in two attempts the ratio of milk and water became 81 : 19. The initial amount of milk in the container was

A) 50 litres	B) 45 litres
C) 25 litres	D) 20 litres

Answer & Explanation Answer: A) 50 litres

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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: Bank Exams
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Q:

The data shows the information on the number of children vaccinated in the year 2016 in different cities:

If the total number of children vaccinated in the year 2016 is 1,20,000, then how many kids from city B were vaccinated?

A) 24,000	B) 48,000
C) 12,000	D) 36,000

Answer & Explanation Answer: D)

36,000

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Filed Under: Word Puzzles
Exam Prep: AIEEE

Q:

Which tennis player has won the Grand Slam title in men's singles 2019?

A) Rafael Nadal	B) Roger Federer
C) Novak DJokovic	D) Daniil Medvedev

Answer & Explanation Answer: A) Rafael Nadal

Explanation:

Rafael Nadal defeated Daniil Medvedev in the men's singles title at the 2019 US Open. It was Nadal's 19th Grand Slam singles title, and fourth US Open title.

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Filed Under: Sports
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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