Is an altitude of 30,000 feet a signed number?

You flip a coin twice what is the probability you f getting headstand then getting tails

Fred can run 12 miles in 1 hour and can bike 30 miles in 2 hours. What percent of Fred's average biking speed is his average running speed?

Maggie constructs a triangle with sides lengths 7 centimeters long and 10 centimeters long. Which is a possible length for a third side? 2 centimeters 1 centimeters 7 centimeters 18 centimeters

Karen deposited $5,000 as a certificate of deposit (CD) in a bank for a period of 3 years. The CD pays simple interest of 15% per year and pays interest every 6 months. How much interest does she get every 6 months?

John works as a tutor for an hour and as a waiter for an hour. This month, he worked a combined total of hours at his two jobs. Let be the number of hours John worked as a tutor this month.

What is the sum or difference of 7/8 - 3/8 and the simplest form of it.

My question is 7/8*8/9

Tera, mark, john and sophie each ate a different side dish. after the meal 1/4 of the corn was left, 1/3 of the stuffing was left, 1/2 of the beans was left, and 5/8 potatoes left. tera ate the most. mark ate the least. john ate more than sophie.

These are two lines that do not intersect and have the same slope. what are they called?

Frances can complete 91 9191 oil changes in 7 77 days. How many oil changes can Frances complete in 11 1111 days?