Quantitative Aptitude - Arithmetic Ability Questions

Q:

ΔABC is right angled at B. If m ∠A = 60°, then what is the value of 1/√3 Cosec C?

A) 2/√3 B) 2/3
C) √2/√3 D) √2/3
 
Answer & Explanation Answer: A) 2/√3

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Q:

Calculate the principal if an amount of Rs. 441 is received on compound interest at the rate of 5% per annum after 2 years.

 

A) Rs.400 B) Rs.390
C) Rs.380 D) Rs.350
 
Answer & Explanation Answer: A) Rs.400

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Q:

The length of one side and the diagonal of a rectangle are 7 cm and 25 cm respectively. Find its area (in cm²)

 

A) 336 B) 208
C) 168 D) 416
 
Answer & Explanation Answer: C) 168

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Q:

3cosA is equal to

A) 4cos3A + 3cosA B) 4cos3A - 3cosA
C) 3cos3A + 3cosA D) 3cos3A - 3cosA
 
Answer & Explanation Answer: B) 4cos3A - 3cosA

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Q:

If XY = a+23 and YX = 13, then find the value of X2 + Y2X2 - Y2.

A) 1 B) 2
C) 3 D) 4
 
Answer & Explanation Answer: B) 2

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Q:

In what ratio is the segment joining points (2, 3) and (-2, 1) divided by the Y-axis?

A) 1 : 2 B) 1 : 1
C) 3 : 1 D)  2 : 3
 
Answer & Explanation Answer: B) 1 : 1

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Filed Under: Ratios and Proportions
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Q:

Find the fraction which bears the same ratio to 1/27 that 3/7 does to 5/9 .

A) 5/9 B) 1/35
C) 45/7 D) 7/45
 
Answer & Explanation Answer: B) 1/35

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Q:

The ratio of salary of X, Y and Z is 15 : 3 : 8. If Z gets Rs. 3960 more than Y, then what is the salary (in Rs.) of X?

A) 11880 B) 12360
C) 9900 D) 10240
 
Answer & Explanation Answer: A) 11880

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