Q:

Three years ago, the average age of a family of 5 members was 17 years. A baby having been born, the average age of the family is the same today. The present age of the baby is

A) 2 years B) 2.4 years
C) 3 years D) 1.5 years
 
Answer & Explanation Answer: A) 2 years

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Filed Under: Problems on Ages
Exam Prep: Bank Exams

2 900
Q:

The least number that must be substracted from 63520 to make the result a perfect square is

A) 30 B) 24
C) 14 D) 16
 
Answer & Explanation Answer: D) 16

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

0 591
Q:

The value of sinθ+sincosθ+cos + cosθ-cossinθ-sin is

A) 1 B) 2
C) 1/2 D) 0
 
Answer & Explanation Answer: D) 0

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Filed Under: Simplification
Exam Prep: Bank Exams

0 603
Q:

In a triangle ABC, OB and OC are the bisectors of angles ∠ B and ∠C respectively. ∠BAC = 60°. Then the angle ∠BOC will be

A) 150° B) 120°
C) 100° D) 90°
 
Answer & Explanation Answer: B) 120°

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

0 690
Q:

Which of the following is a true statement?

A) Two similar triangles are always congruent. B) Two similar triangles have equal areas
C) Two triangles are similar if their corresponding sides are proportional D) Two polygons are similar if their corresponding sides are proportional
 
Answer & Explanation Answer: C) Two triangles are similar if their corresponding sides are proportional

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

0 558
Q:

If xy (x + y) = m, then the value of x3 + y3 + 3m is:

A) m3xy B) m3x+y3
C) m3x3y3 D) mx3y3
 
Answer & Explanation Answer: D) mx3y3

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Filed Under: Simplification
Exam Prep: Bank Exams

0 709
Q:

If x = 313- 3-13, then 3x3 + 9x value is

A) 8 B) 9
C) 27 D) 16
 
Answer & Explanation Answer: A) 8

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Filed Under: Simplification
Exam Prep: Bank Exams

0 748
Q:

Gautam goes to office at a speed of 12 kmph and returns home at 10 kmph.His average speed is

A) 11 B) 22
C) 10.9 D) 12.5
 
Answer & Explanation Answer: C) 10.9

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Filed Under: Time and Distance
Exam Prep: Bank Exams

0 793