This probability distribution shows the typical grade distribution for a Geometry
course with 35 students.
в с
D
F
Grade A
Frequency 5
10
15
3
2
Using the frequencies given, find the
probability that a student earns a grade of A.
p = [?]
Enter a decimal rounded to the nearest hundredth.

The students at jefferson middle school are raising money for a charity by selling t-shirts and hats. the number of t-shirts sold was 3 times the number of hats. the profit was $5 for each t-shirt sold and $2.50 for each hat sold. the students raised $840 for the charity. they used the system below to analyze their success and found the solution to be (144, 48). 5x+2.50y=840 x=3y how much did they earn from t-shirt sales?