Answer:
Look at Step by Step
Step-by-step explaination
All you need to do is find the frequency of the test scores.
70 = 2 dots
75 = 0
80 = 3 dots because there are 3 students that got a 80 %
85 = 3 dots because there are 3 students that got a 80 %
90 = 4 dots because there are 4 students that got a 90 %
95 = 3 dots
100+ = 0 dots
Answer:
a) -10
b) 7
Step-by-step explanation:
a) 



b) 




In order to answer this question you must know the meanings of each keyword. In short, here they are:
Sum is for addition
Quotient is for division
Difference is for subtraction
Product is for multiplication
So the "product" of 50 and the number of employees (n) is (50 x n) or B.
Answer:26
Step-by-step explanation: