This maybe primary but i don't get it

There's a circle with the radius = 3, calculate it's perimeter

A train traveled 325 miles in 5 hours. What was the trains average rate of speed in miles per hour?

Find f (X) f" (x) = 2x^3 + 3x^2-4x+5, f (0) = 2, f (1) = 0

The Smith Family Reunion and the Jones Family Reunion both include a visit to a family-friendly amusement park in Florida. The Smith family pays $ 882.00 for passes for 10 adults and 18 children. The Jones family pays $ 951.

15. Rico defines a book as something you read. Explain why this is NOT a good definition. A) The words used are not precise B) the words used are not commonly accepted C) It is not reversible

Is - n always, sometimes, or never a positive number. Explain

Write the equations, in slope-intercept form, of three different lines with a y-intercept of - 5.

LaSt year prom tickets were $65 and this year they are $50 what is the percent of decrease in the price of prom tickets round the nearest whole percent

What is closed under division

Ages of patients (in years) in a clinic: 19, 8, 21, 19 (round to the nearest whole).

How many ninths in 7 1/3?