The top and bottom faces are 3 inches by 3 inches.
Area = 3 in. * 3 in. * 2 = 18 in.^2
The front, back, right, and left faces are 3 in. by 6 in.
Area = 3 in. * 6 in. * 4 = 72 in.^2
Total surface area = 18 in.^2 + 72 in.^2 = 90 in.^2
Answer: B. 90 square inches
Answer:
245
Step-by-step explanation:
let 'c' = total coins
2/7 = 70/c
2c = 490
c = 245
The answer is one hundred seventeen over three hundred twenty or 117/320
Answer:
no
Step-by-step explanation:
75:3=25:1
140:4=45:1
Answer: 280 tons
Step-by-step explanation: divide all at tons/pound which accumulated to 280 tons
