Answer:

Step-by-step explanation:





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.
The answer is (4x20) + (4x4) which equals 96
Answer:
see explanation
Step-by-step explanation:
put a point to the right of -1 (-0.9)
then, put a point 2 points to the left of -1 (-1.2)
Answer:
7
Step-by-step explanation:
10+7+1+6+7+9+8+10+2+5
-----------------------------------
10
65 ÷ 10
= 6.5, round up, = 7