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rknabb
24.04.2020 •
Mathematics
The stem and leaf plot shows the shoe sizes of 22 students in Mr. Millford’s first period class.
A stem and leaf plot. The stems are 6, 7, 8, 9, 10, 11. The first column of leaves are 0, 0, 5, 0, 0, 0. The second column of leaves are 0, 0, 5, 5, 0, 0. The third column of leaves are 0, 5, blank, 5, 5, blank. The fourth column of leaves are blank, 5, blank, blank, 5, blank. The fifth column of leaves are blank, 5, blank, blank, blank, blank.
The mean shoe size is 8.5. How many students had a shoe size greater than the mean shoe size?
3
4
10
12
Please help!!!
Solved
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Ответ:
*see below for how to solve
Step-by-step explanation:
You start with rate*time*interest (rti). You can that substitute some numbers. Rate=x Time=1 year Interest= .04 (same as 4%)
Then you can do rti=interest
1*.04*x=75
Solve from there