Answer:144
Step-by-step explanation:
Looking at the two black dots
5 bulbs cost $9
Divide total cost by number of bulbs bought:
9 / 5 = $1.80 per bulb.
10 bulbs cost $18
Divide total cost by number of bulbs bought:
18 / 10 = $1.80 per bulb
The cost for one bulb is $1.80
Answer:
my brain says (c) or (b) so, my answer would be (C)
Step-by-step explanation:
Answer:
71.4699, 81.7301.
Step-by-step explanation:
So, the following are the scores: 74
90
84
78
61
65
62
67
73
75
76
95
71
98
80


The length of the score : 15
Then, let the size of the scores be n : 15.
Then, we have to find the mean.







