Quantitative Aptitude - Arithmetic Ability Questions

Q:

Find the third proportional to 6 and 12.

A) 18 B) 9
C) 24 D) 15
 
Answer & Explanation Answer: C) 24

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

4 1892
Q:

Find out the odd word/letters/number/number pair from the given alternatives.

A) POR B) MEF
C) TUD D) STD
 
Answer & Explanation Answer: D) STD

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Filed Under: Odd Man Out
Exam Prep: Bank Exams , CAT

2 1891
Q:

Ravi invested Rs.P in a scheme A offering simple interest at 10% p.a. for two years. He invested the whole amount he received from scheme A, in another scheme (B) offering simple interest at 12% p.a. for five years. If the difference between the interests earned from schemes A and B was Rs. 13,00/, what is the value of P ?

A) 2500 B) 2000
C) 3000 D) 3500
 
Answer & Explanation Answer: A) 2500

Explanation:

It is given that the initial amount invested in scheme A is Rs P at 10%per Annum S.I. =PTR/100 = P x 10 x 2/100 Now the total amount after 2 years is = 1.2P New Rate of interest = 12% per annum Time = 5 years S.I for next 5 years when new principal amount is 1.2 P = 1.2Px12x5/100 = 0.72P Total amount after 5 years at 12% per annun = 1.72P Given that 1.72P - 1.2P = 1300 P = 1300/0.52 P = Rs. 2500

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Filed Under: Simple Interest

2 1891
Q:

U and V started a business by investing amounts Rs 184000 and Rs 224000 respectively. If U’s share in the profit received at the end of year is Rs 20700, then what will be the total profit (in Rs)earned by them together?

A) 43200 B) 45900
C) 52300 D) 56400
 
Answer & Explanation Answer: B) 45900

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Filed Under: Partnership
Exam Prep: Bank Exams

0 1890
Q:

Three friends J, K and L jog around a circular stadium and complete one round in 12, 18 and 20 seconds respectively. In how many minutes will all the three meet again at the starting point.

A) 5 B) 8
C) 12 D) 3
 
Answer & Explanation Answer: D) 3

Explanation:

All the three friends will meet at the starting point again after X seconds, such that X is the LCM of the times taken by J, K and L to complete one round.

=> LCM of 12, 18 and 20 = 180 seconds = 3 minutes.

Hence 3 minutes is the answer.

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Filed Under: HCF and LCM

1 1890
Q:

A sum of Rs 15525 is divided among Sunil, Anil and Jamil such that if Rs 22, Rs 35 and Rs 48 be diminished from their shares respectively, their remaining sums shall be in the ratio 7:10:13. What would have been the ratio of their sums if Rs 16, Rs 77 and Rs 37 respectively were added to their original shares?

A) 9:13:17 B) 18:26:35
C) 36:52:67 D) None of these
 
Answer & Explanation Answer: C) 36:52:67

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Filed Under: Partnership
Exam Prep: Bank Exams

1 1889
Q:

Two bikers A and B start and ride at 75 km/hr and 60 km/hr respectively towards each other. They meet after 20 minutes. How far (in km) were they from each other when they started?

A) 60 B) 45
C) 30 D) 15
 
Answer & Explanation Answer: B) 45

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Filed Under: Time and Distance
Exam Prep: Bank Exams

2 1888
Q:

Prabhat has done 1/2 of a job in 12 days. Santosh completes the rest of the job in 6 days. In how many days can they together do the job?

A) 12 days B) 4 days
C) 8 days D) 16 days
 
Answer & Explanation Answer: C) 8 days

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Filed Under: Time and Work
Exam Prep: AIEEE , Bank Exams , CAT , GATE

2 1887