Quantitative Aptitude - Arithmetic Ability Questions

Q:

tan2Asin2A is equal to

A) tan2A - sin2A B) tan2A + sin2A
C) cot2A - sin2A D) cot2A + sin2A
 
Answer & Explanation Answer: A) tan2A - sin2A

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Simplification
Exam Prep: Bank Exams

0 1676
Q:

Reflection of the point (4,-5) in the y-axis is

A) (4,5) B) (-4,-5)
C) (4,-5) D) (-4,5)
 
Answer & Explanation Answer: B) (-4,-5)

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Simplification
Exam Prep: Bank Exams

0 1676
Q:

In the following question, select the odd number group from the given alternatives.

A) (143, 64) B) (232, 49)
C) (719, 289) D) (462, 169)
 
Answer & Explanation Answer: D) (462, 169)

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Odd Man Out
Exam Prep: Bank Exams

0 1676
Q:

In ΔPQR, S and T are points on side PQ and PR respectively. ST is parallel to QR. If S divides PQ in the ratio 1:5 and length of QR is 15 cm, find ST?

A) 2.4 cm B) 3.6 cm
C) 2.5 cm D) 5.6 cm
 
Answer & Explanation Answer: C) 2.5 cm

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

1 1676
Q:

What is the area (in sq cm) of a rectangle if its diagonal is 25 cm and one of its sides is 24 cm?

A) 186 B) 144
C) 132 D) 168
 
Answer & Explanation Answer: D) 168

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Area
Exam Prep: Bank Exams

0 1676
Q:

If a = 3+23-2, b = 3-23+2 then a2+b2-ab ?

A) 97 B) (2√3) + 2
C) (4√6) + 1 D) 98
 
Answer & Explanation Answer: A) 97

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Simplification
Exam Prep: Bank Exams

0 1676
Q:

What should be added to 3(x­ - 2y) to obtain 2(3x + y) -­ 5(2x + 3)?

A) 8y -­ 7x ­- 15 B) 8y -­ 7x + 15
C) 8y + 7x + 15 D) 8y + 7x -­ 15
 
Answer & Explanation Answer: A) 8y -­ 7x ­- 15

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Simplification
Exam Prep: Bank Exams

0 1675
Q:

What is the equation of the line whose y­-intercept is ­3/4 and making an angle of 45° with the positive x-­axis?

A) 4x -­ 4y = 3 B) 4x - 4y = -­3
C) 3x -­ 3y = 4 D) 3x ­- 3y = -­4
 
Answer & Explanation Answer: A) 4x -­ 4y = 3

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Simplification
Exam Prep: Bank Exams

0 1675