Answer:
C. =
Step-by-step explanation:
Note the conversion for Yard to Feet.
1 yard = 3 feet.
In this case, it is given to you that there are 4 yards. Multiply 4 with 3 to get the amount of feet:
4 yd x 3 ft per yd = 12 feet per 4 yd.
12 ft. = 12 ft., ∴ 4 yd. = 12 ft.
7x7=49 (tile)
10x2=20 (wood flooring)
10x15=150
2(0.5x2x15)= 30
1. B
2. D
3x×1/3=9×1/3
x=3
fill it in
reciprocal of 3 = 1/3