4 times 7 = 28
3 times 7 = 21
It will take him 21 days to make 28 bird houses.
Answer:
B."5, -3, -4, 1, -1, 6, -4"
Step-by-step explanation:
We are given that
13,5,4,9,7,14,4
We have to find the deviation.
Mean=
Using the formula
Deviation=
13 5
5 -3
4 - 4
9 1
7 -1
14 6
4 - 4
Hence, option B is correct.
U think it’s 40 cuz 8 x40 equal 320 ;-; if it’s wrong my name will come to use