Phone: You have a person who is color blind, and your have two coins (one red, and one green). How do you convince the color-blind person that these two coins are different colors.

How many real number solutions does the equation have? 0=-7x^2+6x+3

The cost of tuition at a college is $12,000 and is increasing at a rate of 6% per year; 4 years.

The area of a rectangular wall of a barn is 140140 square feet. Its length is 66 feet longer than twice its width. Find the length and width of the wall of the barn

Reina and Sam are multiplying (84) 5 (73) 9 Is either of them correct? Explain your reasoning. Reina's Work: (84) 5 (73) 9 = 84 + 573 + 9 = 89712 Sam's Work: (84) 5 (73) 9 = 84⋅573⋅9 = 820727

Ana found a cookie recipe that requires 1/2 cup of coconut oil to be used instead of butter. The Recipe makes a total of 100 cookies. The problem is that Ana only wants to make 25 cookies.

Susan begins counting backward from 1298 by 4's, saying one number every 5 seconds. At the same time, Jim begins counting forward from 171 by 3's, saying one number every 5 seconds. What number will they both say at the same time?

6. The measures of two acute angles always add to more than 90 degrees.

Kate is making hamburgers for her friends and has 8 1/3 pounds of hamburger. How many 1/3-pound hamburgers can she make?

For the inverse variation equation p=8/v, what is the value of V when p = 4? a. 1/8 b. 1/2 c. 2 d. 32

What two-dimensional cross section do a cube and a square pyramid have in common? Select all that apply. A. ellipse B. hexagon c. octagon D. square E. triangle