Answer:
https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-ratios-prop-topic/intro-to-ratios/v/ratios-intro
What is the mean average<br>
14, 12, 9, 2, 3, 1, 1<br><br>
10,10,10,5,9,12,12,24,8,31,3,10
Orlov [11]
Answer:
20.89
Step-by-step explanation:
x f fx
1 6 6
2 4 8
3 5 15
4 3 12
5 3 15
6 2 12
8 1 8
9 2 18
10 4 40 average=fx/f
12 3 36 = 961/46
14 2 28 = <u>20.89</u>
19 1 19
24 1 24
26 1 26
31 1 31
32 1 32
56 1 56
67 1 67
100 1 100
102 1 102
150 1 150
156 1 156
total: <em>46</em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em> </em><em>961</em>
Answer:
2.4 hr. = time working together
Step-by-step explanation:
Let x = time working together
x/6 = work done by Martin
x/4 = work done by Victor
Martin's part + Victor's part = 1 jog done
x/6 + x/4 = 1 Multiply thru by 12
2x + 3x = 12
5x = 12
x = 2.4 hr.
Answer:
1/2 cup per friend
Step-by-step explanation:
He has 1 gallon of fruit sorbet to serve to 32 friends
Note that:
1 US gallon of water (gal) = 16.00 US cups of water (cup)
16 cups/1 gallon x 1 gallon/32 friends
1/2 cup per friend
