What is the percentage decrease of 3 hours to 1/2 hours

Im new at this kind of math

A truck delivers 80 tons of bricks in 4 hours how many tons of bricks can the truck deliver per hour

Is 1,2,3,6,9 and 36 a múltiple of 9?

Suppose you drive a car 392 miles on one tank of gas. The tank holds 14 gallons of gas. (Assume the car travels the same distance for each one gallon of gas) The number of miles traveled varies directly with the number of gallons of gas you use. a.

In a school poetry contest, 4 out of the 12 students who entered will wins small prize. Half of the remaining students receive a certificate. How many students get certificate?

Write 3 sailboats to 6 fanboats as a fraction in simplest form then explain its meaning

Janelle ate 82% of the pie. What fraction of the pie remained? Janelle ate 82% of the pie. What fraction of the pie remained?

The hu family goes out for lunch and the price of the meal is $45. the sales tax on the meal is 6%, and the family also leaves a 20% tip on the pretax amount. what is the total cost for the meal?

Carla is saving money for a trip. She already has some money in her savings account and will add the same amount to her account each week at the end of two weeks Carla has 130 at the of 8 week she has 280 write a linear function y=

Let g (x) = x^2-5x+2 g (-1)

What does three fourths minus one half equal?