Quantitative Aptitude - Arithmetic Ability Questions

Q:

Which of the following is not a quadratic equation?

A) 3x(x + 5) ­11 = 2x(x -­ 2) + 6 B) 4x(x + 3) + 7 = 4x(x -­ 11) + 9
C) x(x + 2) ­15 = x(2x -­ 5) + 11 D) 4x - 6x +­ 9 = 0
 
Answer & Explanation Answer: B) 4x(x + 3) + 7 = 4x(x -­ 11) + 9

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Simplification
Exam Prep: Bank Exams

0 1630
Q:

PQR is an equilateral triangle whose side is 10 cm. What is the value (in cm) of the inradius of triangle PQR?

A) 5/√3 B) 10√3
C) 10/√3 D) 5√2
 
Answer & Explanation Answer: A) 5/√3

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Simplification
Exam Prep: Bank Exams

0 1630
Q:

A person while buying a dress on sale spends Rs. 45 and saves Rs. 5, what is the percentage of his savings?

A) 5% B) 10%
C) 15% D) 20%
 
Answer & Explanation Answer: B) 10%

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Percentage
Exam Prep: Bank Exams

0 1630
Q:

The average of 8 consecutive natural numbers is 38.5. What is the largest of these 8 numbers?

A) 41 B) 39
C) 42 D) 45
 
Answer & Explanation Answer: C) 42

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Average
Exam Prep: Bank Exams

0 1629
Q:

A sum fetched a total simple interest of Rs. 8100 at the rate of 6% per year in 9 years. What is the sum?

A) Rs 15000 B) Rs 18000
C) Rs 12000 D) Rs 9000
 
Answer & Explanation Answer: A) Rs 15000

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Simple Interest
Exam Prep: Bank Exams

1 1629
Q:

A cuboid of size 50 cm × 40 cm × 30 cm is cut into 8 identical parts by 3 cuts. What is the total surface area (in cm2) of all the 8 parts?

A) 11750 B) 14100
C) 18800 D) 23500
 
Answer & Explanation Answer: C) 18800

Explanation:
Report Error

View Answer Report Error Discuss

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

0 1628
Q:

The amount received at 10% per annum Compound interest after 3 yrs is Rs 5324. What was the principal (in Rs)?

A) 4100 B) 4200
C) 4000 D) 4300
 
Answer & Explanation Answer: C) 4000

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Compound Interest
Exam Prep: Bank Exams

0 1628
Q:

What is the value of sec 330°?

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

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Simplification
Exam Prep: Bank Exams

0 1628