Two trains leave a city at the same time. One train goes west at a constant rate of 80 mph. The other goes east at a rate of 60 mph. How long will it take the trains to be 1,050 miles apart?

A. 75 hours

B. 17.5 hours

C. 13 hours

D. 7.5 hours

Write the arithmetic series in summation notation 4+8+12+16

What is the prime rate

Add the equations. 2x-3y = - 1 + 3x + 3y=26

Angela is taping 7 boxes for storage. She uses 1 1/2 feet of tape to close each box how much tape will Angela need to tape the boxes express your answer in simplest form A:10 feet B:10 1/2 C: 11 feet D: 11 1/2

Evaluate this expression. 5^2 + 3 (8-2) A. 28 B. 32 C. 43 D. 47 E. 168

The graph shows where four friends' houses are located. How many units is it between Brian's house and Sue's house? -11 units -9 units 9 units 11 units

A shipment of sugar fills 2 1/5 containers. If each container holds 3 3/4 tons of sugar, what is the amount of sugar in the entire shipment?

How many thousands are in 3.293

The amount of rainfall in January in a certain city is normally distributed with a mean of 4.2 inches and a standard deviation of 0.5 inches. Find the value of the quartile Q1

To describe a sequence of transformations that maps triangle ABC onto triangle A"B"C", a student starts with a reflection over the x-axis. How should the student complete the sequence of transformations to map triangle ABC onto triangle A'B'C''?