Find the unit rate. round to the nearest hundred if necessary
360 miles in 6 hours
6,840 costumers in 45 days
45.5 meters in 13 seconds
$7.40 for 5 pounds

The sales tax rate is 7.25%. how much tax in dollars is added on an item that costs $56.00? a. $4.06 b. $7.25 c. $14.50 d. $60.06

Atriangle has side lengths of x, x+11, and 3x+5. what is the perimeter?

Situation: find the age of the skull to the nearest year, enter the correct answer. a hiker in africa discovers a skull that contains 32% of its original amount of c- 14. done n = noekt 00000 no = inital amount of c-14 (at time t = 0) n = amount of c-14 at time t k = 0.0001 t = time, in years