Quantitative Aptitude - Arithmetic Ability Questions

Q:

For the inequation x^2–7x + 12 > 0, which one of the following is correct ?

A) 3 < x < 4 B) –∞ < x < 3 only
C) 4 < x < ∞ only D) –∞ < x < 3 or 4 < x < ∞
 
Answer & Explanation Answer: D) –∞ < x < 3 or 4 < x < ∞

Explanation:
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Filed Under: Simplification
Exam Prep: Bank Exams

1 1925
Q:

If  tan2A / (secA -­ 1)2 = x, then the value of x is

A) (1+cosecA) / (1­-cosecA) B) (1+cosA)(1-­cosA)
C) (1+cosA) / (1­-cosA) D) (1+cosecA)(1­-cosecA)
 
Answer & Explanation Answer: C) (1+cosA) / (1­-cosA)

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Filed Under: Simplification
Exam Prep: Bank Exams

0 1925
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 1925
Q:

Average of all even numbers between 104 and 148 is __________.

A) 128 B) 130
C) 124 D) 126
 
Answer & Explanation Answer: D) 126

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Filed Under: Average
Exam Prep: Bank Exams

2 1925
Q:

Select the odd word from the given alternatives.

A) Apple B) Mango
C) Orange D) Almond
 
Answer & Explanation Answer: D) Almond

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

0 1924
Q:

If A is 40% more than B, then B is how much percent less than A?

A) 28.57 B) 40
C) 33.33 D) 66.66
 
Answer & Explanation Answer: A) 28.57

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Filed Under: Percentage
Exam Prep: Bank Exams

9 1924
Q:

The length and breadth of a rectangle is in the ratio of 3 : 1. If its perimeter is 96 m, then what is the length of the rectangle?

A) 36m B) 24m
C) 12m D) 48m
 
Answer & Explanation Answer: A) 36m

Explanation:

Let the length of the rectangle be 3x and breadth be 1x
Given, perimeter = 96 m
2(l + b) = 96 (or) l + b = 48 (or) 3x + 1x = 48 (or) x = 12 m
Now, Length of the rectangle = 12 x 3 = 36 m

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Filed Under: Area
Exam Prep: AIEEE , Bank Exams , CAT

3 1924
Q:

A Rs 100 shirt is offered at 10% discount and a Rs 300 pair of trousers at 20% discount. If Pritam bought 1 shirt and 3 pairs of trousers, what is the effective discount (in %) he got?

A) 19 B) 18
C) 17 D) 16
 
Answer & Explanation Answer: A) 19

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Filed Under: Percentage
Exam Prep: Bank Exams

0 1924