Answer: 5%
Step-by-step explanation:
First and foremost, we need to know that 60 minutes = 1 hour. Therefore,
7 hours = 60 × 7 = 420 minutes.
Number of minutes awake = 21 minutes
Number of minutes supposed to be asleep = 7 hours = 420 minutes
The percentage of the seven hours that Frank was awake during the night will be:
= 21/420 × 100
= 1/20 × 100.
= 5%
Answer:
![16](https://tex.z-dn.net/?f=16)
Step-by-step explanation:
In a right triangle, the Pythagorean Theorem goes as follows:
, where
is the hypotenuse of the triangle and
and
are legs of the triangle.
We can set up the following equation using the information given:
Let
be the missing side:
![12^2+x^2=20^2,\\144+x^2=400,\\x^2=256,\\x=\boxed{16}](https://tex.z-dn.net/?f=12%5E2%2Bx%5E2%3D20%5E2%2C%5C%5C144%2Bx%5E2%3D400%2C%5C%5Cx%5E2%3D256%2C%5C%5Cx%3D%5Cboxed%7B16%7D)
Answer:
1/2
Step-by-step explanation:
Answer:
g(3)=11
Step-by-step explanation:
g(3)=3(3)+2
3*3=9
9+2=11
Answer:
What grade is this???
Step-by-step explanation: