Quantitative Aptitude - Arithmetic Ability Questions

Q:

Δ ABC is right angled at B. If m∠A = 60°, then what is the value of 2 Sec C x 1/2 Sin A?

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

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

If cos -225° = x, then the value of x is

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

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Q:

Present ages of Sai and Satheesh are in the ratio of 5:4 respectively. Three years hence, the ratio of their ages will become 11:9 respectively. What is Satheesh's present age in years?

A) 21 B) 24
C) 22 D) 23
 
Answer & Explanation Answer: B) 24

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Filed Under: Problems on Ages
Exam Prep: Bank Exams

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Q:

Rashika can do a work in 5 days. Rashmi can do the same work in 7 days. Both of them finish the work together and they get Rs 240 for the work. What isthe share (in Rs) of Rashika?

 

A) 120 B) 100
C) 140 D) 160
 
Answer & Explanation Answer: C) 140

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Filed Under: Time and Work
Exam Prep: Bank Exams

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Q:

12 men or 30 boys can complete a work in 72 days. How many days will 48 men and 24 boys will take to complete the same work?

A) 20 B) 18
C) 15 D) 25
 
Answer & Explanation Answer: C) 15

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Filed Under: Time and Work
Exam Prep: Bank Exams

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Q:

The product of two numbers is 0.432. One of the numbers is 1.6. What is the other number?

A) 2.7 B) 0.027
C) 27 D) 0.27
 
Answer & Explanation Answer: D) 0.27

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams , CAT

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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 difference between perimeter of triangle ABC and perimeter of triangle ADC?

A) 4 cm B) 5 cm
C) 6 cm D) 7 cm
 
Answer & Explanation Answer: C) 6 cm

Explanation:
Perimeter of triangle ABC – Perimeter of triangle ADC = (9+40+41) - (15+28+41) = 6 cm
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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

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Q:

The perimeter and the breadth of a rectangle are 44 cm and 10 cm respectively. Find its area (in cm2).

A) 60 B) 240
C) 120 D) 180
 
Answer & Explanation Answer: C) 120

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

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