HackerRank Time and Work Quiz- 1

Question 1

Time: 00:00:00
Narendra Modi can do work in 15 days and Kejriwal can do in 20 days. If they work on it together for 4 days, then the fraction of the work that is left is :

1/4

1/4

1/10

1/10

7/15

7/15

8/15

8/15

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Question 2

Time: 00:00:00
P, Q, and R can do work in 90 minutes. If P and Q collectively can do the work in 150 minutes, calculate the time required by R to do the task alone.

225

225

240

240

219

219

239

239

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Question 3

Time: 00:00:00
Anjali and Archita can make a statue in 40 days, Archita and Anahita can make it in 120 days. If Archita alone can do it in 180 days, in how many days will Anjali and Anahita make the statue together?

45 days

45 days

25 days

25 days

22.5 days

22.5 days

12 days

12 days

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Question 4

Time: 00:00:00
Alpha, Beta, Gamma, and Zeta can do a piece of work in 20 days. If Alpha and Beta can do it together in 50 days, and Gamma alone in 60 days, find the time in which Zeta alone can do it.

120 days

120 days

200 days

200 days

90 days

90 days

75 days

75 days

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Question 5

Time: 00:00:00
Daku and Tamatar can do a piece of work in 70 and 60 days respectively. They began the work together, but Daku left after some days and Tamatar finished the remaining work in 47 days. After how many days did Daku leave?

7 days

7 days

10 days

10 days

14 days

14 days

18 days

18 days

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Question 6

Time: 00:00:00
A can do a bit of work in 10 days while B alone can do it in 15 days. They cooperate for 5 days and whatever remains of the work is finished by C in 2 days. On the off chance that they get Rs. 4500 for the entire work, by what means if they partition the cash?

Rs 1250, Rs 1200, Rs 550

Rs 1250, Rs 1200, Rs 550

Rs 2250, Rs 1500, Rs 750

Rs 2250, Rs 1500, Rs 750

Rs 3050, Rs 1050, Rs 950

Rs 3050, Rs 1050, Rs 950

Rs 1650, Rs 1555, Rs 925

Rs 1650, Rs 1555, Rs 925

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Question 7

Time: 00:00:00
A can fabricate a divider in 30 days , while B alone can assemble it in 40 days, If they construct it together and get an installment of RS. 7000, what B's offer?

2000

2000

6000

6000

3000

3000

4000

4000

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Question 8

Time: 00:00:00
A and B can do a bit of work in 45 days and 40 days . they started the work together however A leaves after a few days and B completed the remaining work in 23 days . After how long did A leaves?

6 days

6 days

12 days

12 days

8 days

8 days

9 days

9 days

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Question 9

Time: 00:00:00
9 youngsters can finish a bit of work in 360 days. 18 men can finish the same work of piece in 72 days and 12 ladies can finish it in 162 days. In how long can 4 men, 12 ladies and 10 kids together finish the bit of work?

68 days

68 days

81 days

81 days

96 days

96 days

124 days

124 days

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Question 10

Time: 00:00:00
Two men embrace to do a bit of work for Rs. 4000. One alone can do it in 6 days, the other in 8 days. With the assistance of a kid, they complete it in 3 days. The young men offer is:

400

400

500

500

600

600

800

800

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["0","40","60","80","100"]
["Need more practice!","Keep trying!","Not bad!","Good work!","Perfect!"]

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