Answer:
1680
Step-by-step explanation:
nPr = n!/(n-r)!
Therefore;
8P4 = 8!/(8-4)!
we get;
= 8!/4!
= (8×7×6×5×4×3×2×1)/(4×3×2×1)
= 40,320/ 24
= 1680
It will be 154/100. That is 1.54 meters
Answer:
The mean is 21.62 which is approximately 22
Step-by-step explanation:
mean= 15+20+10+12+20+16+80+18/8=21.62 because
mean= sum of all numbers/numbers mentioned
Answer:

Step-by-step explanation:
Hello, please consider the following.

Hope this helps.
Do not hesitate if you need further explanation.
Thank you
Answer: q=16
Step-by-step explanation:
if we suppose q=16
(q+4)/2=10
