Aptitude - Time & Work Online Quiz


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Following quiz provides Multiple Choice Questions (MCQs) related to Simple Interest. You will have to read all the given answers and click over the correct answer. If you are not sure about the answer then you can check the answer using Show Answer button. You can use Next Quiz button to check new set of questions in the quiz.

Questions and Answers

Q 1 - Kamal can do a work in 15 days. Bimal is half more proficient than kamala. The no. of days, Bimal will take to do likewise bit of work, is

A - 10

B - 21/2

C - 12

D - 14

Answer : A

Explanation

Kamal 1 day work=1/5.
Bimal 1 days work=150% of 1/15=150/100*1/15 =1/10.
∴Bimal can finish the work in 10 days.

Q 2 - 3 men or 5 ladies can do a work in 12 days. To what extent will 6 men and 5 ladies take to complete the work?

A - 4 days

B - 10 days

C - 15 days

D - 20 days

Answer : A

Explanation

3 men =5 women ⇒(6 men +5 women )=15 women
Now, 5 women can do it in 12 days.
1 woman can do it in (12*5) days.
15 women can do it in 12*5/15days=4days.

Q 3 - A can do 1/3 of a work in 5 days and B can do 2/5 of the work in 10 days. In how long both A and B together can take the necessary steps?

A - 31/4 days

B - 44/5 days

C - 75/8 days

D - 10 days

Answer : C

Explanation

1/3 work is done by A in 5 days.
Whole work will be done by A in 15 days.
2/5 work is done by B in 10 days.
Whole work will be done by B in (10*5/2) day?s i.e 25 days
(A+B) 's 1 days work = (1/15+1/25) = 8/75
∴A and B can do the work in 75/8 days

Q 4 - A can do a bit of work in 14 days which B can alone do in 21 days. They start together however 3 days before the fruition of the work, A leaves off. The aggregate no. of days for the work to be finished is

A - 33/5 days

B - 17/2 days

C - 51/5 days

D - 27/2 days

Answer : C

Explanation

B's 3 days work = (3*1/21)= 1/7 ; Remaining work = (1-1/7) = 6/7
   (A+B)'s 1 day?s work = (1/14+ 1/21) = 5/42
5/42 work is finished by (A+B) in 1 day.
6/7 work is finished by (A+B) in (42/5 * 6/7) days = 36/5 days
 Total no. of days = (3+36/5) = 51/5 days.

Q 5 - A man and a kid finish a work together in 24 days. On the off chance that throughout the previous 6 days man alone takes every necessary step then it is finished in 26 days. To what extent the kid will take to complete the work done?

A - 72 days

B - 20 days

C - 24 days

D - 36 days

Answer : D

Explanation

Work done by  (man + boy ) in 20 days = (1/24*20)= 5/6
              Remaining work = (1-5/6) = 1/6
1/6 work is done by boy in 6 days.
Whole work will be done by the boy in (6*6) = 36 days

Q 6 - 9 men working 7 hours a day can finish a bit of work in 15 days. In how long can 6 men functioning for 9 hours a day, complete the same bit of work?

A - 63/4 days

B - 16 days

C - 67/4 days

D - 35/2 days

Answer : D

Explanation

(9*7) men working 1 hr a day can finish the work in 15 days.
63 men finish it in 15 days.
1 man can finish it in (15*63) days.
(6*9) men can finish it in (15*63)/ (6*9) days = 35/2 days

Q 7 - 10 ladies can finish a work in 8 days and 10 youngsters take 12 days to finish the work. How long will 6 ladies and 3 kids together take to finish the work?

A - 7

B - 10

C - 9

D - 12

Answer : B

Explanation

10 women 1 days work =1/8 ⇒1 women 1 day work = 1/80
10 children 1 day work = 1/12 ⇒1 children 1 day work = 1/120
(6 women + 3 children) 1 day work = (6/80 +3/120) = (3/40+ 1/40) = 4/40 = 1/10
So, they can finish the work in 10 days.

Q 8 - 8 kids and 12 men finish a sure bit of work in 9 days. In the event that every youngster takes double the time taken by a men to complete the work, in how long will 12 men complete the same work?

A - 8 days

B - 15 days

C - 9 days

D - 12 days

Answer : D

Explanation

2 children = 1 man
∴ (8 children + 12 man) = 16 men
Let the required number of days be x.
Less man, more days
12: 16:: 9: x ⇒x = 16*9/12 = 12 days

Q 9 - An alone can complete a work in 10 days which B alone can complete in 15 days. On the off chance that they cooperate and complete it, then out of an aggregate wages of rs. 3000. A will get:

A - 1200

B - 1500

C - 1800

D - 2000

Answer : C

Explanation

A's 1 day  work = 1/10 ,  B's 1 day work = 1/15
Ratio of wages of A and B = 1/10: 1/15 = 3:2
A's share = (3000*3/5) = 1800 rs.

Q 10 - A, B and C finished a bit of work costing Rs. 1800. A labored for 6 days, B for 4 days and C for 9 days. On the off chance that their day by day wages are in the proportion 5:6:4, how much sum will be gotten by A?

A - 800

B - 600

C - 900

D - 750

Answer : B

Explanation

Ratio of wages of A,B,C=(6*5):(4*6):(9*4)=30:24:36=5:4:6. A share=Rs (1800*5/15) =Rs 600.


aptitude_time_work.htm

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