The number of girls varied directly as the number of boys and inversely as the number of teachers. When there were 50 girls, there were 10 boys and 20 teachers. How many boys
were there when there were 10 girls and 50 teachers?

What is the equation of the linear function represented by the table?

When solving this problem: 3025/5.5 = a/90.75 you get 49912.5 which would be the length of one of the sides of a square when the area is only 90.75 inches. is that answer correct, why, and how is it possible?

Martha is training for a duathlon, which includes biking and running. she knows that yesterday she covered a total distance of over 55.5 miles in more than than 4.5 hours of training. martha runs at a speed of 6 mph and bikes at a rate of 15.5 mph.