Quiz Discussion

If m men can do a work in r days, then the number of days taken by (m + n) men to do it is :

Course Name: Quantitative Aptitude

  • 1]

    \(\frac{{{ \text{m}} + { \text{n}}}}{{{ \text{mn}}}}\)

  • 2]

    \(\frac{{{ \text{m}} + { \text{n}}}}{{{ \text{mr}}}}\)

  • 3]

    \(\frac{{{ \text{mr}}}}{{{ \text{m}} + { \text{n}}}}\)

  • 4]

    \(\frac{{{ \text{r}}\left( {{ \text{m}} + { \text{n}}} \right)}}{{{ \text{mn}}}}\)

Solution
No Solution Present Yet

Top 5 Similar Quiz - Based On AI&ML

Quiz Recommendation System API Link - https://fresherbell-quiz-api.herokuapp.com/fresherbell_quiz_api

# Quiz
1
Discuss

If two persons, with equal abilities, can do two jobs in two days then 100 persons with equal abilities can do 100 similar jobs in = ?

  • 1] 100 days
  • 2] 10 days
  • 3] 5 days
  • 4] 2 days
Solution
2
Discuss

If A and B together can complete a piece of work in 15 days and B alone in 20 days, in how many days can A alone complete the work?

  • 1] 60
  • 2] 45
  • 3] 40
  • 4] 30
Solution
3
Discuss

A, B and C can complete a piece of work in 10, 12 and 15 days respectively. A left the work 5 days before the work was completed and B left 2 days after A had left. Number of days required to complete the whole work was ?

  • 1] 5 days
  • 2] 6 days
  • 3] 8 days
  • 4] 7 days
Solution
4
Discuss

Ram Lal is a renowned packager of fruits in Varanasi. He packs 70 mangoes or 56 guavas every day working 7 hours a day. His wife also helps him. She packs 30 mangoes or 24 guavas working 6 hours per day. Ram Lal has to pack 3300 mangoes and 2400 guavas with help of his wife. They works alternately, each day 10 hours. His wife started packaging firs day and works every alternate days. Similarly, Ram Lal started his work second day and and worked alternatively till the completion of the work. In how many days the work will finished?

  • 1]

    \(85\frac{3}{2}\)

  • 2]

    85

  • 3]

    84

  • 4]

    80

  • 5]

    None of these

Solution
5
Discuss

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 ?

  • 1] 15 days
  • 2] 12 days
  • 3] 16 days
  • 4] 14 days
Solution
6
Discuss

A is 60% more efficient than B. In how many days will A and B working together complete a piece of work which A alone takes 15 days to finish?

  • 1]

    \(\frac{{124}}{{13}}\) days

  • 2]

    \(\frac{{113}}{{13}}\) days

  • 3]

    \(\frac{{108}}{{13}}\) days

  • 4]

    \(\frac{{131}}{{13}}\) days

  • 5]

    \(\frac{{120}}{{13}}\) days

Solution
7
Discuss

Vimal can do a piece of work in 20 days, Vimal and Kamal together can do in 12 days. If Kamal does the work only for half a day daily then in how many days the work will be completed ?

  • 1] 14
  • 2] 17
  • 3] 12
  • 4] 15
Solution
8
Discuss

A and B can do a work in 8 days, B and C can do the same work in 12 days. A, B and C together can finish it in 6 days. A and C together will do it in = ?

  • 1] 8 days
  • 2] 6 days
  • 3] 8 days
  • 4] 12 days
Solution
9
Discuss

A completes \(\frac{7}{{10}}\) of the work 15 days. Then he completes the remaining work the help of B in 4 days. The time required for A and B together to complete the entire work is = ?

 

  • 1]

    \({ \text{8}}\frac{1}{4}{ \text{days}}\)

  • 2]

    \(10\frac{1}{2}{ \text{days}}\)

  • 3]

    \(12\frac{2}{3}{ \text{days}}\)

  • 4]

    \(13\frac{1}{3}{ \text{days}}\)

Solution
10
Discuss

Twenty women can do a work in sixteen days. Sixteen men can complete the same work in fifteen days. What is the ratio between the capacity of a man and a woman?

  • 1]

    3 : 4

  • 2]

    4 : 3

  • 3]

    5 : 3

  • 4]

    Data Inadequate

Solution
# Quiz