ktip2018
03.05.2020 •
Mathematics
What type of graph would you use for a set of categorical data with 25 people surveyed?
pictograph
line graph
bar graph
stem-and-leaf plot
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Ответ:
Ответ:
56
Step-by-step explanation:
Let Davids's age = d
Let Marie's age = m
First part of the question tells us: d=4+(3m)
Second part of the question tells us: d=m+38
Sub in 'm+38' for d:
m+38=4+3m
3m-m=38-4
2m=36
m=18
d=m+38
=18+38
=56