Related Questions

A small factory with 3 machines has a job of stamping out a number of pan covers. The newest machine can do the job is 3 days, another machine can do it in 4 days, and the third machine can do it in 6 days. How many days will the factory take to do the job using all the machine?
A 1.333
B 4.333
C 6
D 13
A machine P can print out one lakh books in 8 hours. Machine Q can print the same number of books in 10 hours while machine R can print them in 12 hours. All the machines are started at 9 A.M.While machine P is stopped at 11 A.M. and remaining two machines completed the work. Approximately at what at what time will the work time (to print one lakh books) be finished?
A 11.30 Am
B 12 Noon
C 12.30 Pm
D 11.35 am
A machine P can paint one lakh books in 8 hours; machine Q can print the same number of books in 10 hours while machine R can print them in 12 hours. All the machines started operating at 9 A. M. while machine P is stopped at 11 A. M. and the reamaining two machines completed the work. Approximately at what time will the work (to print one lakh books) be finished?
A 11:30 A. M
B 12:00 noon
C 12:30 P. M.
D 1:00 P. M.
Three years ago, a machine was bought for Tk 1,00,000. The installation cost was Tk 20,000. The machine was depreciated in a straight line method at 20% per year. At the end of the 3rd year, the machine was sold for Tk 46,000. What is the gain/loss from sale of this machine?
A gain of Tk 2,000
B gain of Tk 6.000
C loss of Tk 2,000
D loss of Tk 6,000
E None of these
The sets of instruction that tells the computer what to do is -
A Softcopy
B Software
C Hardware
D Hardcopy
In a shipment of 120 machine parts 5% were defective . In a shipment of 80 machine part, 10% were defective . For the two shipments combined , what percent of the machine parts were defective?
A 6.5%
B 7.0%
C 7.5%
D 8.5%
A register in which of the following that holds the current instruction while it is being executed is called instruction register.
A ALU
B CPU
C Memory
D Address
E None of the above
When a computer fetches an instruction, the binary code representing the instruction appears on the:
A I/O address bus
B memory data bus
C input data bus
D output data bus
E None of the above
A small factory with 3 machines has a job of stamping out a number of pan covers. The newest machine can do the job in 3 days, another machine can do it in 4 days, and the third machine can do it in 6 days. How many days will the factory take to do the job using all three machines?
A 1.333
B 4.333
C 6
D 13
A factory with 3 machines has a job of stamping out a number of pan covers. The newest machine can do the job in 3 days, another machine can do it in 4 days, and the third machine can do it in 6 days. How many days will the factory take to do the job using all three machines?
A 1.333
B 4.333
C 6
D 13

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