Practice MCQ Questions and Answer on Time and Work

311.

4 men and 5 women can complete a work in 15 days, whereas 9 men and 6 women can do it in 10 days. To complete the same work in 7 days, how many women should assist 4 men?

  • (A) 11
  • (B) 14
  • (C) 12
  • (D) 13

312.

To do a certain work, A and B work on alternate days, with B beginning the work on the first day. A can finish the work alone in 48 days. If the work gets completed in 1113 days, then B alone can finish 4 times the same work in:

  • (A) 24 days
  • (B) 32 days
  • (C) 27 days
  • (D) 30 days

313.

A's 2 days work is equal to B's 3 days work. If A can complete the work in 8 days, then to complete the work B will take ?

  • (A) 15 days
  • (B) 12 days
  • (C) 16 days
  • (D) 14 days

314.

A is thrice as good a workman as B and so takes 60 days less than B for doing a job. The time in which they can do the job together is = ?

  • (A) 2212days
  • (B) 30 days
  • (C) 45 days
  • (D) 60 days

315.

Ayesha can complete a piece of work in 16 days. Amita can complete the same piece of work in 8 days. If both of them work together in how many days can they complete the same piece of work ?

  • (A) 425 days
  • (B) 513 days
  • (C) 6 days
  • (D) 12 days

316.

An engineer undertakes a project to build a road 15 km long in 300 days and employs 45 men for the purpose. After 100 days, he finds 2.5 km of the road has been completed. Find the (approx.) number of extra men he must employ to finish the work in time.

  • (A) 43
  • (B) 45
  • (C) 55
  • (D) 68

317.

A can do a piece of work in 10 days, B in 15 days. They work for 5 days. The rest of the work was finished by C in 2 days. If they get Rs. 1500 for the whole work, the daily wages of B and C are ?

  • (A) Rs. 150
  • (B) Rs. 225
  • (C) Rs. 250
  • (D) Rs. 300

318.

A and B can together finish a work in 30 days. They worked together for 20 days and B left. After another 20 days, A finished the remaining work. In how many days A alone can finish the job ?

  • (A) 40 days
  • (B) 50 days
  • (C) 54 days
  • (D) 60 days

319.

In two days A, B and C together can finish 12 of a work and in another 2 days B and C together can finish 310 part of the work. Then A alone can complete the whole work in ?

  • (A) 15 days
  • (B) 10 days
  • (C) 12 days
  • (D) 14 days

320.

A complete 710 of a work in 15 days, then he completed the remaining work with the help of B in 4 days. In how many day A and B can complete entire work together?

  • (A) 1012days
  • (B) 1223days
  • (C) 1313days
  • (D) 814days