a filter for an aquarium cleans 800 gallons of water in 60 minutes. how many gallons of water does the filter clean in 4.5 minutes?

A bank employee notices an abandoned checking account with a balance of $360. The bank charges an $8 monthly fee for the account. Write and graph the equation that gives the balance f (x) in dollars as a function of the number of months, x.

An object is dropped from a height of 1,600 feet. The amount of time, in seconds, the object takes to hit the ground can be found by solving the equation - 16t2+1,600=0. How many seconds will it take to hit the ground?

Write 3 8 as a decimal.

What are two factors of 20 that equal 9

Lowest multiple lcm, 19 and 9

Why is 4 a natural number?

Students at university x must be in one of the class ranks, freshman, sophomore, junior, or senior. at university x, 35% of the students are freshmen and 30% are sophomores.

Assume that your production line has a quota of 10 units per day at $25.00 per unit an your line meets its quota

The equation f = v at represents the final velocity of an object, f, with an initial velocity, v, and an acceleration rate, a, over time, t. Which is an equivalent equation solved for a?

Class 10R sat a test. The mean mark of the class was 70%. There are 30 students in class 10R, 20 of whom are boys. The mean mark for the boys in the test was 62%. Work out the mean mark for the girls.