A book of stamps costs $9.80 $ 9. 80. The expression 9.8 9. 8 n represents the price of one stamp. What does the variable n represent?

A circle has a diameter of 27 centimeters. Which equation can be used to find the radius of this circle?

What is greatest 2.45 or 2.31

A polynomial to the 5th degree with a leading coefficent of 7 and a constant term of 6

Twice the sum of a number is 9 is equal to three times the difference of the number and 7

Arithmetic sequence find the next next term in the sequence 44, 51, 58, 65

Mary has a collection of nickels and quarters for a total value of $4.90. If she has 42 coins total, how many of each kind are there?

3y to the power of 2 + 6y+2y

The exact number of kilometers in m miles is f (m), where f is the function defined by f (m) = 1.609344m. (a) find a formula for f-1 (k). (b) what is the meaning of f-1 (k) ?

How do you find lateral area of a rectagular prism?

Why is it important to include both a number and a unit when describing a measure?