Jude types 750 characters in 5 minutes. What is her typing rate in characters per minute? A.
147 characters per minute
B.
155 characters per minute
C.
150 characters per minute
D.
152 characters per minute

Assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard deviation 0.070 g. a vending machine will only accept coins weighing between 5.48 g and 5.82 g. what percentage of legal quarters will be rejected? round your answer to two decimal places.

You earn a 12% commission for every car you sell. how much is your commission if you sell a $23,000 car?

In need of in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.