Heather's father gives her a jar

of pennies. She decided to add

3 pennies to the jar every day.

After 10 days, she counted

462 pennies in all. How many pennies

were in the jar before Heather began

adding pennies?

8.517 in two other ways

Brennan measured a boarding school and made a scale drawing. A building at the school is 21 centimeters long in the drawing. The actual building is 147 meters long. What is the scale of the drawing?

Round 58.33% to the nearest hundredth

Rocky walks his dog Fido 4 times around the lock. If they walked a total of 1,144 feet, how long is it to go around the block once?

Joey would like to apply for a loan but knows that his high debt-to-income (dti) ratio will probably get in his way. he would like to lower his dti ratio by lowering the amount of his gross monthly income that goes to living expenses.

The sum of two numbers is 28. The first number is 7 more than twice the second number. Let a represent the first number. Let b represent the second number. What is the second number? Use the table to guess and check.

The value of y varies directly with x, and y = 4 when x = 10. find y when x = 1. a.-2.5 b. 2.5 c. 0.4 d.-0.4

Multiply. (Examples 1-5) 1. 8 (-12) =

A large university is interested in learning about the average time it takes students to drive to campus. The university sampled 20 students and asked each to provide the amount of time they spent traveling to campus.

Maya earns 72 dollars for working 5 hours. How long will it take for her to earn 216 dollars at the same pay rate?