Processing math: 100%

 Quantitative Aptitude - Arithmetic Ability Questions

Q:

Two equal circles of radius 3 cm each and distance between their centres is 10 cm. The length of one of their transverse common tangent is

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

Explanation:
Report Error

View Answer Report Error Discuss

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

0 918
Q:

A circle and a square have same area. The ratio of the side of the square to the radius of the circle will be:

A) π:1 B) 1:π
C) π2:1 D) 1:π
 
Answer & Explanation Answer: A) π:1

Explanation:
Report Error

View Answer Report Error Discuss

0 918
Q:

The sum of squares of three positive integers is 323. If the sum of squares of two numbers is twice the third, their product is

A) 255 B) 260
C) 265 D) 270
 
Answer & Explanation Answer: A) 255

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Problems on Numbers
Exam Prep: Bank Exams

0 918
Q:

For triangle ABC, find equation of median AD if co­ordinates of points A, B and C are (2,­4), (3,0) and (5,­2) respectively?

A) 3x ­- 2y = 14 B) 3x -­ 2y = 2
C) 3x + 2y = 14 D) 3x + 2y = 2
 
Answer & Explanation Answer: A) 3x ­- 2y = 14

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Simplification
Exam Prep: Bank Exams

1 918
Q:

x, y and z are real numbers. If x3 + y3 + z3 = 13, x + y + z = 1 and xyz = 1, then what is the value of xy + yz + zx?

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

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Simplification
Exam Prep: Bank Exams

0 918
Q:

Simplify (533bxaz)/(41ab)

A) 17xzb B) 19xz
C) 13xz D) 31ab
 
Answer & Explanation Answer: C) 13xz

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Simplification
Exam Prep: Bank Exams

0 918
Q:

What is the value of (2 - 2z + z2)(2 + 2z - z2), when z+2z = 2 ?

A) 0 B) 2
C) 4 D) 8
 
Answer & Explanation Answer: A) 0

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Simplification
Exam Prep: Bank Exams

0 918
Q:

Coefficient of x in (x + 9)(8 - 5x) is

A) 37 B) -53
C) -37 D) 53
 
Answer & Explanation Answer: C) -37

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Simplification
Exam Prep: Bank Exams

0 918