Terry can run 15 miles in the same amount of time it takes mark to run 21 miles. If mark runs 2mph faster than terry, how fast does mark run?

Lalo has 1,500 minutes per month on his cell phone plan. How many more minutes can he use if he has already talked for 785 minutes in an inequality? Explain.

If 4 - (2x - 3) = 3, what is the value of x

Prove, using the second derivative, that the general quadratic y = ax^2+bx+c, is: a) always convex when a>0 b) always concave when a <0

Which of the following fractions is equivalent to 3/8? a. 6/14 b. 9/24 c. 4/9 d. 15/35

An open box is to be made from a flat square piece of material 16 inches in length and width by cutting equal squares of length x x from the corners and folding up the sides. Write the volume V V of the box as a function of x x.

Denise rented a bike for $12 for a month. She earned $31 a week for delivering newspapers. How much money did denise have if she delivered newspapers for 3 weeks

What is the gcf of 16,28, and 56

Round 61.062 to one decimal place.

When two variables have a negative correlation, a. when the x-variable decreases, the y-variable decreases. b. when the x-variable decreases, the y-variable increases. c. when the x-variable increases, the y-variable increases. d.

Which fraction is equivalent to 3/18? Question 3 options: 1/2 9/27 2/5