Related Questions

In a shipment of 120 machine parts, 5 percent were defective. In a shipment of 80 machine parts, 10 percent were defective. For the two shipments combined, what percent of the machine parts were defective?
A 6.5%
B 7%
C 7.5%
D 8.0%
In a shipment of 120 machine parts, 5 percent were defective. In a shipment of 80 machine parts, 10 percent 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 8.0%
in a shipment of 120 machine parts, 5% were defective. In a shipment of 80 machine parts 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%
In a shipment of 120 machine parts 5 percent , 5 percent were defective , In a shipment of 80 machine parts , 10 percent were defective. For the two shipments combined , what percent of the machine parts were defective ?
A 6.5%
B 7%
C 7.5%
D 8.0%
Which one of the following equations most directly determines the power dissipation of a resistance when you know the power dissipation of a resistance when you know the voltage drop and current?
A P = IE
B P = E2/R
C P = I2R
D I = P/E
E None of the above
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%
In a shipment of 250 machine parts, 4% were defective. In another shipment of 50 parts, 10% were defective. For two shipments combined what percent of the machine parts were defective?
A 3%
B 5%
C 7.5%
D 8%
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.

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