# Find the mean of t + 2, 2t 4, 3t + 2 and 2t.

Question 42
A

2t

B

2t + 1

C

t

D

t + 1

##### Explanation

$$\sum x$$ = (t + 2) + (2t + 4) + (3t + 2) + 2t = 8t

N = 4_

∴ Mean, x = $$\frac{\sum x}{N} = \frac{8t}{4} = 2t$$

= 2t

Try this quiz in in E-test/CBT Mode
switch to