Random selection of batteries
Question: A bag contains a total of 20 batteries, of which six are defective. Selecting two at random, without replacement, determine the probability that none of the batteries you select are good.a) 3/5
b) 3/10
c) 3/38
d) 9/100
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For safety, medical equipment connected to patients is often powered by an isolation transformer, whose primary is connected to 120-V AC power and whose secondary delivers 120-V power.
Ixxx, Inc. is going to produce and sell the 120 Four laptop cooler. It consists of four 120 mm case fans, which can move up to 316 cubic feet of air per minute (cfm).
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A bag contains a total of 20 batteries, of which six are defective. Selecting two at random, without replacement, determine the probability that none of the batteries you select are good.
Fixed overhead costs per month are: Supervision $4,000, Depreciation $1,200, and Property Taxes $800. The company believes it will normally operate in a range of 7,000-10,000 direct labor hours per month.
A torque of 288 inch-pounds is required to free the nut. How much force must be exerted at the end of the 24-inch-long wrench to accomplish this task?
What type of transformation has the same effect as the composition of a reflection in x=2 and then in x=6?
Assume a corporation has earnings before depreciation and taxes of $117,000 depreciation of $45,000 and is in a 35 percent tax bracket.
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