Answer:
C.
Step-by-step explanation:
1 1/3 as an improper fraction is 4/3.
Please make me the brainliest
The number of computers increased by 38.9%
Step-by-step explanation:
Number of computers at start of week = Old value = 18
Number of computers by end of week = New value = 25
Change = New value - Old value
Change = 25-18 = +7
The positive sign indicates the increase.
Increase percent = 

Rounding off to nearest tenth
Increase percent = 38.9%
The number of computers increased by 38.9%
Keywords: difference, percentage
Learn more about percentages at:
#LearnwithBrainly
Answer:
x^12
Step-by-step explanation:
We know that a^b* a^c = a^(b+c)
x^5 * x^7 = x^(5+7) = x^12
I suppose its 7, subtracted