Related Questions

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 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 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
Which of the following is an unsaturated Hydrocarbon?
A Butane
B Pentane
C Ethyne
D Propane
For unsaturated air, the dew point temperature is __________ wet bulb temperature.
A Equal to
B Less than
C More than
D None of these
__________ acid is an unsaturated fatty acid.
A Palmitic
B Oleic
C Stearic
D Oxalic
If an unsaturated sugar solution is prepared by mixing 100 grams of sugar with half litre of water, which of the following physical quantities will not change?
A Mass
B Density
C Concentration
D Volume
Which of the following is not an unsaturated carbon compound?
A Acetylene
B Pentene
C Butane
D Benzene
During adiabatic saturation process on unsaturated air __________ remains constant.
A Relative humidity
B Dew point temperature
C Dry bulb temperature
D Wet bulb temperature

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