Answer:
81.6
Step-by-step explanation:
mean/average of her grade = sum of all scores/the number of scores
= (93+82+74+92+67)/5
= 81.6
Answer:
m∠RPS = 38°.
Step-by-step explanation:
It is given that ray PT is the angle bisector of angle RPS. It means PT divides the angle RPS in two equal parts.

Now, it is clear that



Therefore, the measure of angle RPS is 38°.
Answer:
Papi
Step-by-step explanation:
Combine like terms the solve. For example:
5x + 20x = 100
25x = 100
/25 = /25
x =4
Answer:

Step-by-step explanation:
Given

Required
The equivalent expression
We have:

Expand

Further expand

Apply laws of indices
