Answer:
10⁴ seconds
Step-by-step explanation:
Given that,
A person breathes 
in about cubic meters of air per second.
We need to find time taken to breathe 2.5 cubic meters of air.
In 1 sec = m³ of air breathe
Let in x seconds, 2.5 m³ of air taken by the person.
Hence, in 10⁴ seconds 2.5 m³ of air is taken by the person.
Yes 5/6 is smaller than 3/5
Answer:
Step-by-step explanation:
Data
wide=20yd
length=40yd
Hedge area 
=
If the area of rectangle is A=base * hight and our case L*W. then:
So 
Answer:
a) 5.6
Step-by-step explanation:
sin 22° = x/15
0.3746 = x/15
x = 5.62
