In a speed test, a computer took 12.4 seconds to complete one task, and 37.8 seconds to complete a more difficult task. how much time was needed to complete both tasks?

What are two other equivalent forms of 3 (x-1) (x-2)

The shirt costs twice as much as the shoes. Together, they cost more than $200. What is the minimum cost for each item? (Round to he nearest dollar)

at a certain middle school, the 6th-grade class of 390 increased by 10%, the 7th grade class of 350 increased by 22%, and the 8th grade class of 420 increased by 20%.

What is 80 percent of 800

A rectangle has a base of 5 inches and a height of 7 inches. If the dimensions are cut in half, what will happen to the area of the rectangle? It will be half of the original size. It will be the same as the original size.

What statement correctly describes the key features of the graph of f (x) = 4 (one half) x + 1 - 3? A. Y-intercept of (0, - 1), starts up on the left, gets closer to y = - 3 on the right B.

if it takes 2.3 gallons of milk to make 2 pounds of cheese, how many pounds of cheese can you make with 50 gallons of milk?

How would you order the numbers 5.82, 5.7, 5.35, and 5 1/5 from least to greatest?

Order the following fractions and decimals from least to greatest. 1/5,0.83,3/10,0.03,5/8,1/3

The perimeter of a regular octagon is equal to 50 cm. Find the length of its side.