Roland made a trip of 450 miles in 8 hrs. Before noon he averaged 60 miles per hr, and after noon he averaged 50 miles per hr. At what time did he begin his trip and when did he end?

How many calories are provided by food that contains 20 grams of carbohydrates, 8 grams protein, and 5 grams of fat? A. 157 B. 232 C. 258 D. 378

Ms. B dumped 10 pennies onto her desk. How many were heads and how many were tails. what are all the possible ways for 10?

What is the value of x in the equation 13 x minus 2 (8 + 5 x) = 12 minus 11 x?

Max weighs 4 pounds. When he is an adult cat, he will weigh about 305 % as much as his current weight. Write 305 % as a fraction and as a decimal.

Vector is flying his helicopter at 20 miles per hour how long has vector been flying if he has traveled 1200 miles

Solve each equation using square root method 3x2+6=18

issac can wash 2 cars in 3 hours. at this rate how many cars can he wash in 6 hours? how many cars can he wash in 9 hours?

The bus comes at 6:55. It takes meg 19 minutes to get to the bus stop. What time would she have to leave at to catch the bus?

Use long division to find a repeated decimal equivalency for the fraction. This is a question that my teacher gave me for pre algebra anyone know how to awnser it

A bit is a 0 or a 1. A bit string of length 8 is a sequence of 8 digits, all of which are either 0 and 1. (a) How many bit strings of length 8 are there? (b) How many bit strings of length 8 or less are there?