Answer:
20 percent
Step-by-step explanation:
Divide 20 by 15.this will give you 1.4
You have to multiply 4 fourteen times to get 56.
Answer:
The unit rate would be 4/3 ft per hour.
Step-by-step explanation:
To find this, simply take the number of feet and divide by the amount of time.
2/3 ÷ 1/2 = 4/3
Answer:
The value of the entry represented by
is 12.
Step-by-step explanation:
Let
and
. The sum of equal-sized matrices consist in the sum of each pair of corresponding elements. If
, then:
(1)
Then,
is the element of matrix C located in the fourth row and first column and is defined by the following expression:
(2)
If we know that
and
, then
is:
![c_{41} = 2\cdot (7)-2](https://tex.z-dn.net/?f=c_%7B41%7D%20%3D%202%5Ccdot%20%287%29-2)
![c_{41} = 12](https://tex.z-dn.net/?f=c_%7B41%7D%20%3D%2012)
The value of the entry represented by
is 12.