6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

Faiyaz's birthday is on Wednesday 12th April. On what day of the week will be Shray's Birthday in the same year if Shray was born on 2nd October?

A) Monday	B) Saturday
C) Wednesday	D) Sunday

Answer & Explanation Answer: A) Monday

Explanation:

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Filed Under: Calendar
Exam Prep: Bank Exams

0 2244

Q:

A card is drawn from a pack of 52 cards. What is the probability that either card is black or a king?

A) 15/52	B) 17/26
C) 13/17	D) 15/26

Answer & Explanation Answer: D) 15/26

Explanation:

Number of cards in a pack of cards = 52

Number of black cards = 26

Number of king cards = 4 (2 Red, 2 Black)

Required, the probability that if a card is drawn either card is black or a king =

$\frac{26}{52} + \frac{4}{52} = \frac{30}{52} = \frac{15}{26}$

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Filed Under: Permutations and Combinations
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO

10 2243

Q:

In a class of 100 students, the average weight is 30 kg. If the average weight of the girls is 24 kg and that of the boys is 32 kg, then what is the number of girls in the class?

A) 25	B) 26
C) 27	D) 28

Answer & Explanation Answer: A) 25

Explanation:

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Filed Under: Average
Exam Prep: Bank Exams

8 2242

Q:

If xy = 48 and $x^{2} + y^{2} = 100$ , then (x + y) is

A) 12	B) 16
C) 18	D) 14

Answer & Explanation Answer: D) 14

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

4 2242

Q:

If Cosec θ = 17/8, then what is the value of Cos θ?

A) 15/8	B) 15/17
C) 8/15	D) 17/15

Answer & Explanation Answer: B) 15/17

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

A box contains 5 green, 4 yellow and 3 white marbles. Threemarbles are drawn at random. What is the probability thatthey are not of the same colour ?

A) 40/44	B) 44/41
C) 41/44	D) 40/39

Answer & Explanation Answer: C) 41/44

Explanation:

n(E) = 5C3 + 4C3 + 3C3 = 10 + 4 + 1 = 15n(S) = 12C3 = 220

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Filed Under: Permutations and Combinations
Exam Prep: Bank Exams

9 2241

Q:

A train, starting from rest, attains a velocity of 90 kmph in 5 minutes. Assuming that the acceration is uniform, the distance travelled by the train during this time is

A) 1.5 km	B) 2.25 km
C) 3.75 km	D) 3.25 km

Answer & Explanation Answer: C) 3.75 km

Explanation:

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Filed Under: Problems on Trains
Exam Prep: Bank Exams

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Q:

A Bus travels at the speed of 36 km/hr, then the distance covered by it in one second is

A) 10 m	B) 15 m
C) 12.5 m	D) 13.5 m

Quantitative Aptitude - Arithmetic Ability Questions

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