Quantitative Aptitude - Arithmetic Ability Questions

Q:

ΔABC is similar to ΔPQR. Length of AB is 18 cm and length of the corresponding side PQ is 12 cm. If area of ΔABC is 324 sq cm, what is the area of ΔPQR?

A) 72 sq cm B) 144 sq cm
C) 36 sq cm D) 487.5 sq cm
 
Answer & Explanation Answer: B) 144 sq cm

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

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Q:

A car can cover 350 km in 4 hrs. If its speed is decreased by 12.5 kmph. How much time does the car take to cover a distance of 450 kms.

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

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Filed Under: Time and Distance
Exam Prep: Bank Exams

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Q:

If (1 + cot2A) = x, then the value of x is

A) secA B) sinA
C) cosecA D) cosA
 
Answer & Explanation Answer: C) cosecA

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Filed Under: Simplification
Exam Prep: Bank Exams , CAT

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Q:

What is the value of √[(1 + sinA)/(1 -­ sinA)]?

A) secA -­ tanA B) cosecA + tanA
C) secA + tanA D) cosecA -­ tanA
 
Answer & Explanation Answer: C) secA + tanA

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

The ratio of two positive numbers is 3:4. The sum of their squares is 400. What is the sum of the numbers?

A) 28 B) 22
C) 24 D) 26
 
Answer & Explanation Answer: A) 28

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

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Q:

The list price of an article is Rs. 900. It is available at two successive discounts of 20% and 10% . The selling price of the article is:

A) Rs. 640 B) Rs. 648
C) Rs. 540 D) Rs. 548
 
Answer & Explanation Answer: B) Rs. 648

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Filed Under: Percentage
Exam Prep: Bank Exams

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Q:

There is 40% increase in an amount in 5 years at simple interest. What will be the compound interest of Rs. 25000 after 3 years at the same rate?

A) Rs 6492.8 B) Rs 12985.6
C) Rs 16232 D) Rs 9739.2
 
Answer & Explanation Answer: A) Rs 6492.8

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Filed Under: Compound Interest
Exam Prep: Bank Exams

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Q:

2sin[(C+D)/2].sin[(D­-C)/2] is equal to

A) cosC + cosD B) cosC ­- cosD
C) sinC ­- sinD D) sinC + sinD
 
Answer & Explanation Answer: B) cosC ­- cosD

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Filed Under: Simplification
Exam Prep: Bank Exams

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