Quantitative Aptitude - Arithmetic Ability Questions

Q:

The length of the diagonal of a square is 12 cm. Find its area (in cm2).

A) 36 B) 72
C) 144 D) 48
 
Answer & Explanation Answer: B) 72

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Area
Exam Prep: Bank Exams

0 1548
Q:

If tan(A/2) = x, then the value of x is

A) sinA/(1 - cosA) B) sinA/(1 + cosA)
C) √[sinA/(1 + cosA)] D) √[sinA/(1 - cosA)]
 
Answer & Explanation Answer: B) sinA/(1 + cosA)

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Simplification
Exam Prep: Bank Exams

2 1548
Q:

What is the unit digit of 15+25+35+...+205 ?

A) 0 B) 5
C) 2 D) 4
 
Answer & Explanation Answer: A) 0

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Simplification
Exam Prep: Bank Exams

0 1548
Q:

In what ratio should tea costing Rs 300/kg be mixed with tea costing Rs 200/kg so that the cost of the mixture is Rs 225/kg?

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

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Alligation or Mixture
Exam Prep: Bank Exams

2 1548
Q:

A canal of a village can be cleaned by 24 villagers in 12 days. The number of days in which 36 villagers can clean the canal is ?

A) 18 B) 8
C) 72 D) 16
 
Answer & Explanation Answer: B) 8

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Time and Work
Exam Prep: Bank Exams

0 1548
Q:

In a right angled triangle if hypotenuse is 20 cm and ratio of other two sides is 4:3, the length of the sides are

A) 4 cm and 3 cm B) 8 cm and 6 cm
C) 12 cm and 9 cm D) 16 cm and 12 cm
 
Answer & Explanation Answer: D) 16 cm and 12 cm

Explanation:
Report Error

View Answer Report Error Discuss

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

0 1547
Q:

If x2+ x = 19, then what is the value of (x + 5)2+ [1/(x + 5)2]?

A) 77 B) 79
C) 81 D) 83
 
Answer & Explanation Answer: B) 79

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Simplification
Exam Prep: Bank Exams

0 1547
Q:

A dealer marks his goods 20% above their cost prices. Then,he allows such a discount on the marked price so that he makes a profit of 8%. The rate of discount is:

A) 12% B) 10%
C) 6% D) 4%
 
Answer & Explanation Answer: B) 10%

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Percentage
Exam Prep: Bank Exams

1 1547