Aptitude and Reasoning Questions

Q:

What is the area (in sq cm) of a rhombus if the lengths of its diagonals are 25 cm and 20 cm?

A) 500 B) 250
C) 125 D) 200
 
Answer & Explanation Answer: B) 250

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Q:

D and E are points on side AB and AC of ΔABC. DE is parallel to BC. If AD:DB = 2:3 and area of ΔADE is 4 sq cm, what is the area (in sq cm) of quadrilateral BDEC.

A) 25 B) 21
C) 5 D) 9
 
Answer & Explanation Answer: B) 21

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Q:

If secθ = cosecq with 0° < θ , q < 90°, then the value of sin (θ + q) is

A) 1 B) 0
C) 2 D) 4
 
Answer & Explanation Answer: A) 1

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Filed Under: Simplification
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Q:

A can do 1/3rd of a work in 5 days and B can do 2/5th of this work in 10 days. Both A and B, together can do the work in

A) 7 3/8 days B) 8 4/5 days
C) 9 3/8 days D) 10 days
 
Answer & Explanation Answer: C) 9 3/8 days

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Filed Under: Time and Work
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Q:

Find the odd words/letter/number from the given alternatives:

A) 28­-21 B) 31­-38
C) 45-­52 D) 64­-71
 
Answer & Explanation Answer: A) 28­-21

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Filed Under: Odd Man Out
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Q:

If a+bab=21 ,  then the value of (a-b) is

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

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Q:

The cash difference between the selling price of an article at a profit of 4% and 6% is Rs. 3. The ratio of two selling prices is:

A) 51:53 B) 55:53
C) 52:53 D) 54:53
 
Answer & Explanation Answer: C) 52:53

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Filed Under: Ratios and Proportions
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Q:

You are given a question and two statements. Identify which of the statements is/are sufficient to answer the question.

Question:

What is the total age of the sisters 10 years from now?

Statements:

1. Lina is 20 years old now.

2. Lina's sister's age is twice that of the age of Lina.

A) Statement 1 alone is sufficient. B) Statements 1 and 2 together are not sufficient.
C) Statement 2 alone is sufficient. D) Statements 1 and 2 together are sufficient.
 
Answer & Explanation Answer: D) Statements 1 and 2 together are sufficient.

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Filed Under: Problems on Ages

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