Answer:
D
Step-by-step explanation:
Hope this helps:)
Answer: i would say D but i have no idea, it makes the most sence to me
Answer:
16 cm
Step-by-step explanation:
- 4 × 4 = 16 cm
I hope this helps!
Answer:
a = 20
Step-by-step explanation:
The mean is calculated as
mean = 
=
= 
Then
= 27 ( multiply both sides by 5 to clear the fraction )
115 + a = 135 ( subtract 115 from both sides )
a = 20
At this case it could be calculated like this: 7+5*20=107