# Aptitude - Time & Work Online Quiz

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.

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

### 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 - A can do a work in 4 days, B can do it in 5 days and C can do it in 10 days. A, B and C together can take the necessary steps in

### Answer : B

### Explanation

A 1 days work=1/4, B 1 days work=1/5 and C 1 days work=1/10. (A+B+C) 1 days work= (1/4+1/5+1/10) = (5+4+2)/2=11/20. ∴A, B, C together can do it in 20/11 days,i.e.20/11days.

Q 3 - A can do a bit of work in 20 days which B can do in 12 days. B worked at it for 9 days. A can complete the remaining work in:

### Answer : B

### Explanation

B's 9 days work = (1/12*9)= 3/4 ; remaining work = (1-3/4 )= 1/4 1/20 work is finished by A in 1 day. 1/4 works is finished by A in (20*1/4) days. =5 days

Q 4 - A can make a sure showing in 25 days which B alone can do in 20 days. A began the work and was joined by B following 10 days. The work went on for

### Answer : D

### Explanation

A's 10 days work = (1/25*10)= 2/5 ; remaining work = (1-2/5) = 3/5 (A+B)'s 1 day work = (1/25+1/20) = 9/100 9/100 work is finished by (A+B) In 1 day. 3/5 work is finished by (A+B) in (100/9* 3/5) days = 20/3 days Total time taken = (10+ 20/3) = 50/3 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?

### 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 - 8 men can delve a pit in 20 days. On the off chance that a man works half double as a kid then 4 men and 9 kids can delve a comparable pit in:

### Answer : D

### Explanation

1 man = 3/2 boys , 8 men = (8*3/2) boys = 12 boys (4men + 9 boys) = (4*3/2 +9) boys = 15 boys Now, 12 boys dig it in 20 days. 1 boy digs it in (20*12) days. 15 boys will dig it in (20*12)/15 days = 16 days

Q 7 - If 1 men or 2 ladies or 3 kid can do a bit of work in 44 days , then the same bit of work will be finished by 1 men , 1 ladies and 1 kid in

### Answer : B

### Explanation

1 man 's 1 day work = 1/44 , 2 women?s 1 day work = 1/44 ∴ 1 women 1 day work = 1/88 3 boys 1 day's work = 1/44 ⇒1 boys 1 day work = 1/132 (1 man + 1 women + 1 boy)'s 1 day work = (1/44+ 1/88+1/132 )= (6+3+2)/264 = 11/264 = 1/24 ∴ 1 man+ 1 women + 1 boy's can finish this work in 24 days.

Q 8 - 10 men can complete a bit of work in 10 days, though it takes 12 ladies to complete it in 10 days. On the off chance that 15 men and 6 ladies attempt to finish the work, how long will they take to finish it?

### Answer : C

### Explanation

10 men = 12 women ⇒1 women = 6/5 women (15 men + 6 women)= (15* 6/5+ 6) = 24 women 12 women can do a piece of work in 10 days. ∴ 24 women will do it in (10*12)/24 = 5 days

Q 9 - A does 4/5th of a work in 20 days. He then assembles in B and they complete the remaining work in 3 days. To what extent B alone would take to do the entire work?

### Answer : C

### Explanation

4/5 work is done by A in 20 days. Whole work is done by A in (20*5/4) days =25 days. 1/5th work is done by (A+B) in 3 days. Whole work is done by (A+B) in (3*5) days=15 days. B 1 days work= (1/15-1/25) =2/75. B alone can finish the work in 75/2 days.

Q 10 - A man, a ladies and a kid can finish a vocation in 3 days, 4 days and 12 days individually. What number of young men must help 1 man and 1 lady to finish the occupation in 1/fourth of the day?

### Answer : D

### Explanation

1 man 1 days work =1/3,1 woman 1 days work=1/4,1 boy 1 day work=1/12. 1 man 1/4 day work= (1/3*1/4) =1/12, 1 woman 1/4 day work work= (1/4*1/4) =1/6. 1 boy 1/4 day work = (1/12*1/4) =1/48. Let (1 man +1 woman + x boys) work=1⇒1/12+1/16+x/48=1⇒7+x=48⇒x=41.