You should check the fluids in your car

. routinely
. every 3000 miles
. every 5000 miles
. every 15000 miles

Amerchant has coffee worth $60 a pound that she wishes to mix with 50 pounds of coffee worth $90 a pound to get a mixture that she will sell for $70 a pound. how many pounds of the & 60 coffee should be used?

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?

The domain of a function can be represented by which one of the following options? o a. a set of output values o b. a set of f(x) values o c. a set of input values o d. a set of both input and output values