Free Practice Questions for Competitive Exams, Interviews, Certifications

Q:

2sinAsinB is equal to

A) sin(A+B) + sin(A-B)	B) cos(A-B) - cos(A+B)
C) sin(A+B) - sin(A-B)	D) cos(A+B) + cos(A-B)

Answer & Explanation Answer: B) cos(A-B) - cos(A+B)

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

1 2739

Q:

Curved surface area of a cylinder is 440 sq cm. If circumference of its base is 44 cm, what is the volume of the cylinder? (Take π = 22/7)

A) 1540 cubic cm	B) 3080 cubic cm
C) 770 cubic cm	D) 2310 cubic cm

Answer & Explanation Answer: A) 1540 cubic cm

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

0 1087

Q:

What should be added to 3(x - 2y) to obtain 2(3x + y) - 5(2x + 3)?

A) 8y - 7x - 15	B) 8y - 7x + 15
C) 8y + 7x + 15	D) 8y + 7x - 15

Answer & Explanation Answer: A) 8y - 7x - 15

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Filed Under: Simplification
Exam Prep: Bank Exams

0 1323

Q:

In Δ ABC, the median AD is 6 cm and CB is 12 cm, measure of angle CAB is

A) 90°	B) 30°
C) 60°	D) 120°

Answer & Explanation Answer: A) 90°

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Filed Under: Area
Exam Prep: Bank Exams

0 1735

Q:

What is the simplest form of (1 + cosA)(cosecA cotA)?

A) cosA	B) tanA
C) cotA	D) sinA

Answer & Explanation Answer: D) sinA

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Filed Under: Simplification
Exam Prep: Bank Exams

0 1356

Q:

If the selling price of an item is Rs 1150 after getting a discount of 8%, what is its marked price?

A) Rs 1250	B) Rs 1242
C) Rs 1058	D) Rs 1064

Answer & Explanation Answer: A) Rs 1250

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Filed Under: Percentage
Exam Prep: Bank Exams

0 1549

Q:

Can anyone solve this in 20 seconds?

Answer

3 + 5 + 6 = 151872

3x5, 3x6, Rev of (3x5 + 3x6 - 6)

5 + 5 + 6 = 253094

5x5, 5x6, Rev of (5x5 + 5x6 - 6)

Similarly,

9x4 = 36

9x7 = 63

So 36 + 63 = 99

From 99 - 7 = 92

Reverse of 92=29

Hence, 9 + 4 + 7 = 366329.

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Subject: Math Puzzles Exam Prep: Bank Exams
Job Role: Bank Clerk , Bank PO

9 2559

Q:

Who wrote the book "Gone with the Wind"?

A) Jane Austen	B) William Blake
C) Charles Dickens	D) Margaret Mitchell

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