Problem Solving and Data Analysis

Problem Solving and Data Analysis

Verizona offers a cell phone plan that provides 250 free text message. After that, consumers pay $0.05/message. Sprintina  has a plan that charges $0.02/message. At what quantity of messages do Verizona and Sprintina cost the same. 12x–y=8x+40x+6y=50 Find the value of y–x. Point A: (11, 5) Point B: (-4,-3) Point C: (10.5,-4) Point D: (2,4) Find[…]

Functions, Geometry, Passport to Advanced Math

Functions, Geometry, Passport to Advanced Math

There is a class of 10 students. How many ways can the teacher pick 1st, 2nd, and 3rd place prizes? In a set of 12 girls, how many groups of 4 winners can be made? 18 students are running for 5 student council seats. How many winning sets can be formed? 12 swimmers compete for[…]

Geometry and Passport to Advanced Math

Geometry and Passport to Advanced Math

Find the surface area of a sphere with the volume of 27π. A factory in Hackensack manufactures T-shirts. The factory has monthly operating costs of $14,000 per month regardless of how many shirts are produced. Additionally, the factory must spend $7.45 for each shirt produced. In July, the total factory costs were $19,000. Approximately how[…]

Functions and Exponents-Heart of Algebra

Functions and Exponents-Heart of Algebra

Staples now sells their own notebooks. Making notebook has a fixed factory cost of$6,000 and a per unit cost of $0.58 per notebook. Staples sells these notebooks for $3.99 each. As a function of the number of notebooks staples sells (n), write an equation for Staples’ profit P(n). How many notebooks does Staples need to[…]

Heart of Algebra Simplifying, Problem Solving, Geometry

Heart of Algebra Simplifying, Problem Solving, Geometry

How many integers between 0 and 999 contain a single digit that is a 7? The probability of scoring 90 or above is .35 in a group of 11 students, find the probability that 10 or 11 score a 90 or above? In a bag there are 6 blue marbles, 4 red marbles, 7 yellow[…]

Heart of Algebra Word Problems, Functions, and Systems

Heart of Algebra Word Problems, Functions, and Systems

  What is one possible value of f ? 10/3>12f–20>7/6 Line q passes through the origin and (s, s+4). It is also perpendicular to line r. If line r follows 1/2x+2/3y=6, find the value of 2s+8. Line n intersects the y-axis at 5 and is a horizontal line with a slope of zero. Line n intersects[…]