X is 3 times as fast as Y and is able to complete the work in 40 days less than Y. Then the time in which they can complete the work together is.

15 days | ||

10 days | ||

7 1/2 days | ||

5 days |

A and B can complete a piece of work in 8 days, B and C can do it in 12 days, C and A can do it in 8 days. A, B and C together can complete it in.......

4 days | ||

5 days | ||

6 days | ||

7 days |

A can complete a work in ‘m’ days and B can complete it in ‘n’ days. How many days will it take to complete the work if both A and B work together?

(m+n) days | ||

(1/m)X(1/n) days | ||

(m+n)/mn | ||

Mn/(m+n) |

4 men and 5 women can do a piece of work in 10 days. 5 men and 4 women can do the same work in 8 days. 8 men and 8 women can do the work in.....

3 days | ||

4 days | ||

5 days | ||

6 days |

A can do a piece of work in 12 days while B alone can do it 15 days. With the help of C they can finish it in 5 days. If they are paid Rs 960 for the whole work how much money A gets?

480 Rs | ||

240 Rs | ||

320 Rs | ||

400 Rs |

A contract on construction job specifies a penalty for delay in completion of the work beyond a certain date is as follows: Rs 200 for the first day, Rs 250 for the second day, Rs 300 for the third day etc, the penalty for each succeeding day being Rs 50 more than that of the preceding day. How much penalty should the contractor pay if he delays the work by 10 days?

4950 Rs | ||

4250 Rs | ||

3600 Rs | ||

650 Rs |

If 12 men or 18 women can reap a field in 14 days then working at the same rate, 8 men and 16 women can reap the same field in……..

9 days | ||

5 days | ||

7 days | ||

8 days |

12 men construct 1.5 km of road in 7 days. 28 men will construct 12 km of roads in.....

20 days | ||

24 days | ||

28 days | ||

38 days |

Ronald and Elan are working on an assignment. Ronald takes 6 hours to type 32 pages on a computer, while Elan takes 5 hours to type 40 pages. How much time will they take working together on two different computers to type an assignment of 110 pages?

7 hrs 30 min | ||

8 hrs | ||

8 hrs 15 min | ||

8 hrs 25 min |