Find the volume of the cylinder. r = 5 cm

h = 9 cm

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The exact volume of the cylinder is? πcm³

The approximate volume of the cylinder, rounded to the nearest tenth, is? cm³

Arandom high school question but a hard one

7. if the value of x varies directly with the value of y, and x = 3 when y = 21. what is the valu y, and x = 3 when y = 21. what is the value of x when y = 105?

Raymond just got done jumping at super bounce trampoline center. the total cost of his session was $43.25 . he had to pay a $7 entrance fee and $1.25 for every minute he was on the trampoline. write an equation to determine the number of minutes (t) that raymond was on the trampoline.