Answer:
Step-by-step explanation:
11.
to find floor area:
= 8 x 8
= 64
= Floor is 64m.
to find carpet: 8 x 8 x 75%
= 64 x 75%
= 64 x 0.75
= 48
a. The dimensions of the carpet are probably 8 by 8.
b. The area of the floor not covered by carpet is 64, hence 8 x 8.
12.
A perfect square is a square that has demensions that is a number multiplied by itself.
Eight times eight fits the requirements, so this square is in fact perfect.
Have a lovely day!
Percentage decrease = d
h1 = 2950
h2 = 2550
d/100 = (h2-h1)/h1
d/100 = (2950-2550)/2950
d=13.56
Answer:
B) 6(x+2y) + 4 = 6x + 12 y + 4
the answer is 2x2+12z-5 (its also in the picture)
Answer:
one dozen: 12 servings
four dozens: 12x4 so 48 servings
Step-by-step explanation:
Assuming one cookie is one serving a dozen would be 12 so 12 servings per dozen.
