It takes 15 electricians 24 days to wire a new housing subdivision. How many days would 18 electricians take to do the same job, assuming all electricians work at the same pace?

Sarah drove 40 miles per hour. in 3 hours, sarah drove 120 miles. what is a valid proportion to represent the problem?

Goran bought 7 pounds of sugar for $4. How many dollars did he pay per pound of sugar?

There are 2200 students in a school. 52.5% of them are male. How many are female?

With a growth rate parameter of 3.9% per hour. how many hours does it take for the size of the sample to double?

It is estimated that approximately one-half of all aluminum cans will be recycled each year. If a soft drink company produces 350,000 cans one year, how many cans are still in use after 4 years of recycling and re-using, using this function?

3. Jada is making a scale model of the solar system. The distance from Earth to the moon is about 2.389 x 10 miles. The distance from Earth to the sun is about 9.296 X 10' miles.

Which sets of measurements could be the interior angle measures of a triangle? Select each correct answer. (There is more than one correct answer)

Mary takes a sightseeing tour on a helicopter that can fly 450 miles against a 35 mph headwind. In the same amount of time it can travel 702 miles with a 35 mph tailwind. Find the speed of the helicopter.

If you trained for 3/4 miles, 5/6 miles, and 10/12 miles for different activities for 7 days each, what would be the combined distance?

Use the percent proportion to solve the following problem. Show your work. 98 is 35% of what number?