David is 6 years old. his sister lauren is half his age. so when david is 100 how old will lauren be?

Rico travelled from the United States to the United Kingdom. Once Rico arrived, he converted his American dollars into British pounds (the currency in the U. K.). He gave the bank teller $500 and was given back 295 pounds.

A company makes two mailing tubes. Tube A has 4 in diameter and is 20 in long. Tube B has the same diameter, but is only 10 inches long. How much more is the volume of Tube A than Tube B?

If you multiply a googol by 100 how many zeros would that product have

What is the volume of the cube? A. 2744 mm3 B. 42 mm3 C. 1176 mm3 D. 196 mm3

An airplane traveled 480 miles in 1 hour. If it traveled at the same speed for the entire hour, how many miles did it travel in 1 minute?

What is the derivative of 7

You have already read two and a half hours for a read-a-thon for how many hours will you have read if you read eight and a half more hours

Laurie says summer is 1/4 of the year. Maria says summer is 3/12 of the year. Who's is correct? Explain.

Start time 7:30am elapsed time 2hour, 20 minutes end time

Movie tickets at a small theater are $5 for children, c, and $8 for adults, a. On a certain day, 400 people go to the movies and the movie theater collects $2,825.