Answer:
Option a
Step-by-step explanation:
Lets verify
RHS

- Use distributive law
- a(b-c)=ab-bc



Hence verifed
Answer:
a)59.125, b)67.5, c)None
Step-by-step explanation:
Mean = All values added up and divided by the number of values

Median = Put all numbers in order from least to most and use the middle one, if there are two, use the mean of those two
. The middle ones are 60 & 75 so 
Mode = The number that repeats more times. In this case none of them repeat.
Answer:
The real answer to this question is B
Step-by-step explanation:
I made a 100 on my quiz
Answer:
90
Step-by-step explanation:
1/2x10x3.6=18
18x5=90
C. $122.10
20 first hour
20+0.1*20 = 22 second hour
22+0.1*22 = 24.2 third hour
24.2+0.1*24.2 = 26.62 fourth hour
26.62+0.1*26.62 = 29.282 fifth hour
Total=$122.10