Answer:
D. 7.25
Step-by-step explanation:
9.50-2.25=x
9.50-2.25= 7.25
4400 - 3600 = 800
Decrease = 800 Calories
Original value was 4400 Calories.
Now,

After Rounding off,
Decrease percentage will be 18 %
Scale factor = XY/UV = YZ/VW = XZ/WV
Scale factor = 21/3 = 28/4 = 14/2
Scale factor = 7
Answer:
18 cm and 42 cm
Step-by-step explanation:
a = wl
7w = 3l, then l = 7/3w
756 = w(7/3w)
756 = 7/3w²
w² = 324
w = 18
l = 42
First i added and got/29.9.hope that helps.if not tell me