The sum of the speeds of two trains is 719.9 miles per hour. If the speed of the first train is 8.1 mph faster than that of the second train, find the speeds of each.

What affect does the "a" value have on the function f (x) = log (x) ? A. The "a" value reflects the graph across the y-axis. B. The "a" value moves the function up or down. C. The "a" value moves the function to the left or right. D.

What is - 3 1/2 : 4/9 = ?

Michelle, Jennifer, and Betty volunteered to make cupcakes for a school fundraiser. They've been asked to make 100 cupcakes. Michelle can make 6 cupcakes in an hour. Jennifer can make 18 cupcakes in two hours. Betty can make 24 cupcakes in two hours.

The x-intercept of a line is - 5 and the y-intercept of the line is - 2. What is the equation of the line?

Caden bought four books. The cost of three books were $10,$13, and $15. The average cost of four books is at least $14. What is the minimum cost of four books

Which of the following numerical expressions may represent the probability of a simple event? a) 1/2 b) 1/2 + 1/6 c) 1/6 + 1/6 d) 1/2 * 1/6

What would the unit rates be for a man who walked 20 mi in 5 h?

Twenty-Five Thousandth may be written ... ? A. 0.25 B. 25,000 C. 20,005 D. 20.005 E. None correct

What is the probability it will take exactly 6 rolls of two fair dice to make a 7? a. 0.9330 c. 0.0804 b. 0.0670 d. 0.9196?

Jerry bought 6 apples for $2.75. jerry wants to buy 1 more apple at the same unit price. how many cents will he pay? 45 45.8 45.9 46