Mr. Jamal employed 50 workers to finish a work within 30 days. After 20 days he found out that only 50% of the work had been completed. How many additional workers will Mr. Jamal need to finish the work in time?

A 100
B 50
C 40
D 35

Correct Answer: 50

Within 20 days, he has finished 50% work by 50 people . so to finish within 10 days he will need 100 people ( 100 - 50) = 50 people
Bissoy MCQ
#গণিত #সময় ও কাজ (Time and work) #Dutch-Bangla Bank Ltd #Dutch-Bangla Bank Ltd - Management Trainee Officer - 05.02.2012

Related Questions

Mr. Jamal employed 50 workers to finish a work within 30 days . After 20 days he found out that only 50% work had been completed. How many additional workers did Mr. Jamal need to finish the work in time?
A 100
B 50
C 40
D 35
Mr. Jamal employed 50 workers to finish a work within 30 days. After 20 days he found out that only 50% work had been completed. How many additional workers would be need to finish the task in scheduled time?
A 50
Jamal has half the marbles that Malek has. Arif has 3 times as many as Jamal. together they have 72. How many marbles does Jamal have?
A 10
B 12
C 15
D 18
A contractor employed 30 men to do a piece of work in 38 days. After 25 days , he employed 5 men more and the work was finished one day earlier. How many days he would have been behind, if he had not employed additional men?
A 1
B 114
C 134
D 112
If Mamun were twice as old as he is now, he would be 40 years older than Jamal. If Jamal is 10 years younger than Mamun, how old is Mamun?
A 20
B 30
C 40
D 50
Jamal is taller than Pia , and Bashir is shorter than Jamal. Which of the following statements would be most accurate ?
A Bashir is taller than Pia
B Bashir is shorter than Pia
C Bashir is as tall as Pia
D It is impossible to tell whether Bashir or Pia is taller
Mr. Jamal bought a house at Tk. c in 2008. Three years later he sold the house for 25% more than he paid for it. He has to pay a tax of 50% of the gain. How much tax must Mr. Jamal pay?
A C/24
B C/8
C C/4
D C/2
Jamal needs 8 hours to do a job. Kamal takes 10 hours to do the same job. How long should it take Kamal & Jamal working together to do the job?
A 5 hours
B 4 1/2 hours
C 2 1/2 hours
D 4 4/9 hours
Topu's income is Tk.2,000 more than that of Jamal. Their total salary is Tk.x. What is Jamal's salary?
A x/2-1000
Jamal, Hasan and Nasrin are interested to take admission in Economics, Nasrin also likes Political Science. Jenin prefers Sociology and Social Welfare. Plash has a dream for Development Studies. Jamal also has a prefers towards Public Administration. Plash has a soft corner towards Journalism, Who has the fewest choices?
A Jamal
B Hasan
C Nasrin
D Palash

Next steps