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Airida [17]
2 years ago
10

HELP PLEASE DUE SOON (i got the question wrong 2 tries)

Mathematics
1 answer:
Gekata [30.6K]2 years ago
4 0

Step-by-step explanation:

Mean number of tickets sold by boys =

Total Number of tickets sold / Number of boys

=

\frac{(1 \times 4) + (2 \times 3)  + (4 \times 1) + (12 \times 1) + (13 \times 1) + (15 \times 3) + (14  \times 2}{4 + 3 + 1 + 1 + 1 + 3 + 2}  \\  =  \frac{4 + 6 + 4 + 12 + 13 + 45 + 32}{15}  \\  =  \frac{116}{15}  \\  = 7.73(nearest \: hundredth)

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