Grade 7 . Pre-Assessment
4. David has a total of 72 game cards in his collection. A friend gave him 27 of the
cards. David purchased the rest of the cards in packages of 9 at the store.
How many packages of cards did David purchase?
A. 6
B. 5
C. 4
D. 3

For which of the following counts would a binomial probability model not be reasonable? a)the number of people in a classroom born in januaryb) the number of people in a classroom with red hair c) the number of people admitted to a hospital in a day with a particular disease d) the number of heart beats in a one-minute perio.

Do some research and find a city that has experienced population growth. determine its population on january 1st of a certain year. write an exponential function to represent the city’s population, y, based on the number of years that pass, x after a period of exponential growth. describe the variables and numbers that you used in your equation.

Write a function for a rotation 90 degrees counter clockwise about the origin, point 0