hamada11617

12.10.2020 • 

Mathematics

What percentage of students has an arm span of at least 170 cm?
41%
45%
55%
59%
The stemplot below displays the arm spans, in
centimeters, for 44 students.
Arm Span (cm)
143
14 | 8
15134
155 69
16 | 0 1 2 2 2 2 3 3 4 4
16 5 5 6 799
1700 13
17 5 6 99
18 0 0 1 2 2 3
18 6 69
19 02
19
20 2
Key: 15/5 = 155 cm

Ответ:

deanlmartin

09.03.2020

Mathematics

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A=20,000 m2 per year

Step-by-step explanation:

we have that Volume (V) =300,000 m3, so V=A*h, where A=area (m2) and h=15m

V=A*h ⇒ 300,000m3=A*15m ⇒ A=300,000m3/15m ⇒ A=20,000 m2

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