Answer:
1st one
Step-by-step explanation:
I have answered ur question
Answer:

Step-by-step explanation:
Original dimensions of the rectangle


Area of the rectangle

Scale factor = 1.1
New dimensions


The new area of the rectangle

Percentage change is given by

The percentage by which the area of the rectangle increases is
.
Answer:
20%
Step-by-step explanation:
Probability=5/(5+12+8)*100=5/25*100=20%
The answer would be 10 because when you divide 7.5 by .75 it goes in 10 times
The answer is 7×4=28 because 28÷4=7