Quantitative Aptitude - Arithmetic Ability Questions

Q:

A sphere has the same curved surface area as a cone of vertical height 40 cm and radius 30 cm. The radius of the sphere is

A) 5√5 cm B) 5√3 cm
C) 5√15 cm D) 5√10 cm
 
Answer & Explanation Answer: C) 5√15 cm

Explanation:
Report Error

View Answer Report Error Discuss

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

0 1120
Q:

ABCD is a quadrilateral with AB = 9 cm, BC = 40 cm, CD = 28 cm, DA = 15 cm and angle ABC is a right –angel. 
What is the area of triangle ADC?

A) 126 SQ.CM B) 124 SQ.CM
C) 122 SQ.CM   D) 120 SQ.CM
 
Answer & Explanation Answer: A) 126 SQ.CM

Explanation:
Report Error

View Answer Report Error Discuss

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

1 1120
Q:

The sum of three numbers is 2, the 1st number is 1/2 times the 2nd number and the 3rd number is 1/4 times the 2nd number. The 2nd number is

A) 7/6 B) 8/7
C) 9/8 D) 10/9
 
Answer & Explanation Answer: B) 8/7

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Problems on Numbers
Exam Prep: Bank Exams

1 1120
Q:

In the first 36 overs of a cricket match, the run rate was 4.3 runs/over. Calculate the required run rate in the remaining 14 overs to reach the target of 271 runs?

A) 8.9 B) 9.5
C) 8.3 D) 7.7
 
Answer & Explanation Answer: C) 8.3

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Average
Exam Prep: Bank Exams

1 1120
Q:

The vertical angle A of an isosceles triangle ΔABC is three times the angle B of it. The measure of the angle A is

A) 90° B) 108°
C) 100° D) 36°
 
Answer & Explanation Answer: B) 108°

Explanation:
Report Error

View Answer Report Error Discuss

0 1120
Q:

If  cos2θ-sinθ = 1/4, then what is the value of sin θ?

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

Explanation:
Report Error

View Answer Report Error Discuss

0 1120
Q:

What least number must be subtracted from 3401, so that the sum is completely divisible by 11?

A) 3 B) 1
C) 2 D) 0
 
Answer & Explanation Answer: C) 2

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Numbers
Exam Prep: Bank Exams

0 1120
Q:

If x - y = -8 and xy = 45, then (x2 + y2) is

A) 154 B) 64
C) 90 D) 26
 
Answer & Explanation Answer: A) 154

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Simplification
Exam Prep: Bank Exams

0 1120