Related Questions

Farid can complete a job in 12 hours, and Jibon can complete the same job in 8 hours. Farid starts the job at 9 a.m., and stops working at 3 p.m. If Jibon starts working at 4 p.m. to complete the remaining job, at what time is the job finished?
A 6 p.m.
B 8 p.m.
C 9 p.m.
D 10 p.m.
Farid can complete a job in 12 hours, and Jibon can complete the same job in 8 hours. Farid starts the job at 9 am and stops working at 3 pm. If Jibon starts working at 4 pm to complete the remaining job, at what time is the job finished?
A 6 p.m.
B 7 p.m.
C 8 p.m.
D 10 p.m.
Arman can complete a job in 12 hours and Rehan can complete the same job in 8 hours. Arman started the job at 10:30 a.m., and stopped working at 2:30 p.m. To complete the job, if Rehan starts working at 3 p.m., at what time can he finish the job?
A 9.30 p.m.
B 9 p.m.
C 8.30 p.m.
D 10 p.m
The primary job of operating system of a computer is to -
A Manage resources
B Provide utilities
C Provide communication interface
D None
The primary job of operating system of a computer is to-
A Manage resource
B Provide utilities
C Provide comunication interface
D None of these
The primary job of the operating system of a computer is to -
A Manage resources
B Provide utilities
C Provide communication interface
D None
Asif can do a job in 15 hours, and Russel can do the same job in 9 hours. If they start doing the job together at 6 a.m. and Russel stops working at 9 a.m. at what time will Asif finish the job?
A 2p.m.
B 4p.m.
C 5p.m.
D 6 p.m.
Asif can do a job in 15 hours, and Russel can do the same job in 9 hours. If they start doing the job together at 6 a.m., and Russel stops working at 9 a.m., at what time will Asif finish the job?
A 2 p. m
B 4 p. m.
C 5 p. m.
D 6 p.m
X and y agreed to do a particular job. X alone complted 1/3 rd of the Job and then asked y to complete the rest. Y did half to the rest job and then hired Z. Aftrwards these two (Y & Z ) equally shared the job. Which one of the following statements is true?
A Z did more than X
B y did as much as X and Z did individually
C Y did as much as X and Z did together
D None of these together
Consider a company that assembles computers. The probability of a faulty assembly of any computer is p. The company therefore subjects each computer to a testing process. This testing process gives the correct result for any computer with a probability of q. What is the probability of a computer being declared faulty?
A pq + (1 - p) (1 - q)
B (1 - q)p
C (1 - p)q
D pq

Next steps