Answer:
14,580 lb
Explanation:
A cubic inch of the newly discovered material madelbromium weighs 5 ounces. How many pounds will a cubic yard of madelbromium weigh?
1 yd³ × (36 in.)³/(1 yd)³ = 46,656 in.³
1 in.³ weighs 5 oz
1 yd³ weighs 5 oz × 46,656 oz = 233,280 oz
233,280 oz × (1 lb)/(16 oz) = 14,580 lb
Answer: 14,580 lb