70%
12+27+91 = 130
91/130 = .7
.7x100 = 70%
___
.700
7.00
70.0
Answer is 70%
A enlargement
b 2
hope this helps! good luck!
The slope is the rate
words per minute
we can do
540 words in 3 minutes
divide by 3
180 words in 1 minute
thea=180wpm
elanor=225wpm
elanor>thea
and 225*2=450
answers are
Thea reads 180 words per minute.
Eleanor reads 450 words every 2 minutes.
After 1 hour of reading, Eleanor reads more words than Thea.
Yes it is a scientific notation equation