I believe it's the 3rd one
C.7/20
Hope i helped
let me know if i did not
Answer:
96
Step-by-step explanation:
Because the perimeter of a rectangle is 2 * (length) + 2 * (breadth),
P = 2 * 28 + 2 * 20
P = 56 + 40 = 96
basic stuff
1.remove parentheses by multiplying factors.
2.use exponent rules to remove parentheses in terms with exponents.
3.combine like terms by adding coefficients.
4.combine the constants
The dog food will last for 48 meals. Because. 36 divided by 3/4 (.75)= 48 (dog food meals). Hope this helped!