The slope of these two points are 1.7
All I can tell you with reasonable certainty is that 2 + 0.4^2 equals 2+0.16= 2.16. Please clarify the first part of your expression, so that I can understand what you're trying to do here.
Its not any of them. The answer is 48. She did it completely wrong
-4/9(-9/4)=x/100(-9/4)
the next step would be:
-1=-9x/432
Then the answer would be 48 since you would multiply by 432 and divide by -9
If 3/4 lb of bananas cost $0.90, then 1 lb of bananas cost $1.20.