Rewrite the expression with positive exponents then, if the expression is numeric, evaluate it.-3

A.
B. 125
C.
D. -125


Answer: B

Mathematics

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Use Bayes' rule to find the indicated probability.Two shipments of components were received by a factory and stored in two separate bins. Shipment I has 2% of its contents defective, while shipment II has 5% of its contents defective. If it is equally likely an employee will go to either bin and select a component randomly, what is the probability that a defective component came from shipment II?

A. 0.714 B. 0.222 C. 0.5 D. 0.2

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Solve the problem.A certain radioactive isotope has a half-life of approximately 1750 years. How many years to the nearest year would be required for a given amount of this isotope to decay to 35% of that amount?

A. 1138 yr B. 1088 yr C. 2651 yr D. 2616 yr

Mathematics

Find the mode.20, 38, 46, 38, 49, 38, 49

A. The mode is 49. B. The mode is 39.7. C. The mode is 38. D. The mode is 46.

Mathematics

Translate to a proportion. Do not solve.113% of what is 48?

A.  = 
B.  = 
C.  = 
D.  = 

Mathematics