2.) What is the mean number of boys in the three classes? What is the mean number of girls in the three classes?
2 answers:
Answer:
2.) Mean for boys: 13
Mean for girls: 14
3) No mode
4) 14
Step-by-step explanation:
2.) Finding mean for boys: 15+12+12 = 39
39/3 = 13
Finding mean for girls: 14+12+16 = 42
42/3 = 14
4.) 12, 14, 16
Median: 14 (middle number when put in ascending order)
1.for boys is 13 and for girls it is 14 2. no mode 3. 13.5
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Answer:
25 km
Step-by-step explanation:
1 km in 4m
so
100/4 = 25
25km
Total units would be: 4+7 = 11
value of 1 unit = 44/11 = 4
Ratio would be: 4(4) & 7(4) = 16 & 28
Answer:
8
Step-by-step explanation:
Pemdas:
4-2(-2)
4+4
8
Hope this helped!
If there is 8 boys then there is 12 girls because 2x4=8 boys so 3x4=12 girls.
