Simple Arithmatic

Arithmetic & Mental Ability – 15

The length of a brigade which a train 130 m long and traveling at 45kmph can cross in 30 seconds, is

Photo: Pixabay
A shopkeeper makes his goods at such price that after allowing a discount of on the marked price, he earns a profit of 20%. Find the marked price article which cost him Rs. 1400.
a) Rs. 1920
b) Rs. 1921
c) Rs. 1820
d) Rs. 1720

Find the largest number of four digits which is exactly divisible by 27, 18, 12, 15 is
a) 9740
b) 9730
c) 9720
d) 9710

The average weight of 30 students of a class is 12 and the avereage weight of 20 students in a class is 15. What is the average of 50 students? & both classes
a) 13
b) 13.2
c) 14
d) 14.2

The ratio of milk and water in a mixture of 4:3. If 14 litres of water is added to the mixture, the ratio of milk and water become is 3:4. Then the quantity of milk in the mixture
a) 24 litre
b) 18 litre
c) 12 litre
d) 14 litre

A grocer buys 80 kg of rice at Rs. 13.50 per kg and mixes it with 120 kg of rice available at Rs. 16 per kg. At what rate per kg should he sell the mixture to gain 20% on the whole?
a) Rs. 48
b) Rs. 38
c) Rs. 28
d) Rs. 18

M, N, O, L, R, I, V, ?
a) A
b) E
c) F
d) H

Find the number which when added to itself 13 times, gives 112
a) 7
b) 8
c) 9
d) 11

The length of a brigade which a train 130 m long and traveling at 45kmph can cross in 30 seconds, is
a) 180m
b) 210m
c) 225m
d) 245m

How many pairs of letters are there in the word ‘CHANNEL’ which has as many letters between them in the word as in English alphabet
a) one
b) two
c) three
d) more than three

Find the next term of the series 0, 2, 3, 5, 8, 10, 15, 17, 24, 26
a) 28
b) 30
c) 32
d) 35

The salary of a person is decreased by 25% and then the decreased salary is increased by 25%, His new salary in comparison with his original salary is
a) the same
b) 6.25% more
c) 6.25% less
d) 0.625% less

If a train 110 m long passes a telegraph pole in 3 seconds, then the time taken by it to cross a railway platform 165 m long is
a) 5.0 s
b) 6.5 s
c) 8.0 s
d) 7.5 s

There are 10 person among whom two are brother. The total number of ways in which these persons can be seated around a round table so that exactly one person sit between the brothers , is equal to:
a) 2!*7!
b) 2!*8!
c) 3!*7!
d) 3!*8!

A train overtakes two persons who are walking in the same direction in which the train is going, at the rate of 2 kmph and 4 kmph and passes them completely in 9 and 10 seconds respectively. The length of the train is
a) 50m
b) 55m
c) 60m
d) 65m

A house worth Rs. 1,50,000 is sold by x at a 5% profit to y. Now y sells the house back to x at a 2% loss then in the entire transaction
a) x gains Rs. 4,350
b) x loses Rs. 4,350
c) x gains Rs. 3,150
d) x loses Rs. 3,150

The percentage increase in the area of a rectangle, if each of its sides is increased by 20% is:
a) 40%
b) 42%
c) 44%
d) 46%

The radius of a wire is decreased to its one third and if the volume remains the same, how many times the length will increase?
a) One time
b) Three times
c) Six times
d) Nine times

Choose the missing terms out of the given alternatives A, B, B, D, C, F, D, H,E,??
a) E,F
b) F,G
c) F,I
d) J,F

Choose the correct sequence 1. Protein 2. Problem 3. Proverb 4. Property 5. Project
a) 1,2,3,4,5
b) 2,1,4,3,5
c) 2,5,4,1,3
d) 3,4,5,2,1

A person subscribing to sky cable for a year pack Rs. 1785. If the monthly subscription is Rs. 175, how much discount does a yearly subscriber get?
a) 11%
b) 13%
c) 15%
d) 18%

A, B and C are partners of a company. During a particular year A received one third of the profit. B received one fourth of the profit and C received the remaining Rs. 5000. How much did A receive.
a) Rs. 5000
b) Rs. 4000
c) Rs. 3000
d) Rs. 1000

The square root of 64009 is:
a) 253
b) 347
c) 363
d) 803

The angle between the minute hand and the hour hand of a clock when the time is 8.30, is:
a) 80º
b) 75º
c) 60º
d) 105º

If the day before yesterday was Saturday, what day will fall on the day after tomorrow?
a) Monday
b) Tuesday
c) Wednesday
d) Thursday

A train 150 m long is running at a speed of 90kmph. Time taken by the train to cross a tree is
a) 5 s
b) 5.5 s
c) 6.5 s
d) 6 s

Click to comment

Most Popular

A Gallery of Kanowledge

It is very useful to all competitive exams