Grace and Jamal each bought notebooks for school. Grace bought 2 notebooks for $2.80 while Jamal bought 4 notebooks for $4.40. What was the unit price of each student's notebooks?

Kim rolls a normal die. Find the probability of obtaining: (a) 4 (b) A number other than 4. (d) A number not less than 3. (e) An even number. (c) A number less than 3. (f) A non-even number. 111

The cost of a ticket t to a concert with a 3% sales tax can be represented by the expression t + 0.03t. Simplify the expression. Then determine the total cost after the sales tax if the original price is $72

Use the rational zero theorem to create a list of all possible rational zeros of the function f (x) = 14x7-4x2+2

You are dealt one card from a 52-card deck. find the probability that you are not dealt: a heart.

What's negative three over four plus one and two over seven

Which of the following is NOT true for a hypothesis test for correlation? Choose the correct answer below. A.

42/45 greater or less than 3/15

Find the unit cost of a store sells a dozen eggs for 1.99.

Solve the equation. If necessary, round your answer to the nearest tenth. 4 = 121 A. 2.75, - 2.75 B. 5.5, - 5.5 C. 11, - 11 D. 30.25, - 30.25

After 56 cans of soup were sold, a clerk moved the remaining cans to a display case. The display case had shelves that could each hold 9 cans. How many shelves were needed to fit all the remaining cans?