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Q:

The following equation is incorrect. Which two signs should be interchanged to correct the equation?

10 ÷ 18 + 25 x 20 - 5 = 92

A) + and x	B) + and ÷
C) ÷ and -	D) - and +

Answer & Explanation Answer: C) ÷ and -

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Filed Under: Coding and Decoding
Exam Prep: Bank Exams

Q:

Find the LCM of $3^{5}, 3^{11}, 3^{- 11} and 3^{14}$

A) 35	B) 311
C) 3-11	D) 314

Answer & Explanation Answer: D) 314

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Filed Under: HCF and LCM
Exam Prep: Bank Exams , CAT

Q:

The factors of $x^{2} + 8 x + 12$ are

A) (x+6)(x+2)	B) (x-6)(x+2)
C) (x-4)(x-4)	D) (x+6)(x-2)

Answer & Explanation Answer: A) (x+6)(x+2)

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Filed Under: Simplification
Exam Prep: Bank Exams

Q:

If $x^{2} = 25^{2} - 15^{2},$ then find the value of x?

A) 40	B) 50
C) 20	D) 25

Answer & Explanation Answer: C) 20

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Filed Under: Simplification
Exam Prep: Bank Exams

Q:

The speed of sound in air at $0^{°}$ is

A) 331 m/s	B) 330 m/s
C) 330 ms	D) 331 ms

Answer & Explanation Answer: A) 331 m/s

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Filed Under: Physics
Exam Prep: Bank Exams

Q:

One of the roots of the equation $x^{2} - 4 x + k = 0$ is x = 3. The other root is

A) x = -1	B) x = -4
C) x = 1	D) x = 4

Answer & Explanation Answer: C) x = 1

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Filed Under: Simplification
Exam Prep: Bank Exams

Q:

What will be the value of that smallest positive integer N, such that $\sqrt{294 N}$ is an integer?

A) 2	B) 4
C) 6	D) 8

Answer & Explanation Answer: C) 6

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Filed Under: Simplification
Exam Prep: Bank Exams

Q:

What is the simplified form of $\sqrt{\frac{64}{288}}$ ?

A) 23	B) 1/2
C) 23	D) 33

Answer & Explanation Answer: A) 23

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

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