Your answer will be letter b
Answer: 97.5
Step-by-step explanation:
Mean is calculated as total sum of values in a data set ÷ number of values in a data set
Given the data set below, add the values in the data set then divide by number of values in the data set (6)
Mean = 98 + 99 + 100+ 90 +98 +100/6
=585/6
=97.5
I hope this helps. Mark as brainliest answer please
Answer:
C. 
Step-by-step explanation:
Replace x with a + 2 and simplify the expression.

Let x = a + 2


Answer:
x=10
Step-by-step explanation:
30-10=20
20/2=10
2(10)+10=30