mean = sum/n
mean = (5 + 7 + 7 + 9 + 12 + 16 + 21)/7
mean = 77/7
mean = 11
Answer:
640 students
Step-by-step explanation:
544 divided by 85%= 640
Answer:
Number of students in 6th grade = 29
Number of boys = 15
Number of girls = 29-15 = 14
Ratio of boys to girls = 15 : 14
Step-by-step explanation:
smchmack me with dat brainliest
A) 13.25
B) 164.64
C) 57.1
D) 145173.954289 or <span>381.017</span><span><span>2
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