An equation that is true when t=-1 or t=-1

The area is 28.26. What is the radius,

A flower vendor sells roses for 50 cents each. How much does she pay per flower is she makes $6.00 on every twenty dollars worth sold?

Given that sin (x) = 7/11, find cos (90-x). A. 4/11 B. 7/11 C. 11/7 D. 11/4

After school, Tony biked toward the mountains at a constant rate of 8 mph. An hour later, Terry biked the same route at a constant rate of 12 mph. Let t = Length of time Tony had been biking when Terry caught up.

What is the common factors of 64

What is the value of - a a=-4.2 A.-4.2 B. 4.2

What is the product of - 3/1 3 and - 8 / 7 8

It took Tony 9 trips to the store to bring home 2,376 pounds of bricks. The weight of the bricks was the same for each trip. What was the weight of the bricks of the bricks on each trip? A. 264 pounds B. 266 pounds C. 269 pounds D. 274 pounds

linear function in the form of y=mx+b for the line passing through 4.5, - 4.25 with y-intercept of 2.5

Fill in the missing information. Tim Worker is doing his budget. He discovers that the average miscellaneous expense is $45.00 with a standard deviation of $16.00. What percent of his expense in this category would he expect to fall between $38.