Alexis and 3 friends are at the mall. each person buys a pretzel for 4$, sauce for $1, and a drink for $2. write and expression for the total and find the total cost.

Mary, a colleague of yours, wants to test the effectiveness of a new lesson plan on two different groups of students. She wants to perform a t-test, but she is not sure whether to use a paired or unpaired test.

Elijah drinks 35 out of 40 ounces of the water in her water bottle what percentage did Elijah drink

Find the sum of 45. 65 2.60. 06 and 3

Write 20/7 as a mixed number

The height, h, in feet of a golf ball above the ground after being hit into the air is given by the equation, h = - 16t 2 + 64t, where t is the number of seconds elapsed since the ball was hit.

Which set does 4.333 ... belong to? A. Intergers and irrational numbers B. Rational and natural numbers C. Rational and real numbers D. Irrational and whole numbers

What is the equation of the line that passes through (1, 3) and (-2, - 3) ?

11v-7v=12 simplify your answer as much as possible

Order from least to greatest order 3/7,0.45,4/9

Evaluate 7 raised to power 4 multiplied by 4 divided by 7 raised to power 2 multiplied by 2