How did expanded trade affect china's population during the postclassical era?

Acar averages 22 miles per gallon. if gas costs $2.89 per gallon, which of the following is closest to how much the gas would cost for this car to travel 1,650 typical miles?

Cricket team of india australia and pakistan participant in 20-20 match . find the probability that india wins .

Case # 51173878 weighs 814 pounds; case # 51173981 weighs 803 pounds; case # 51174058 weighs 817 pounds; case 51174178 weighs 815 pounds; case # 51174248 weighs 817 pounds; case # 51174495 weighs 781 pounds; case # 51174577 weighs 828 pounds. what are the case #'s of the two cases that weigh the same amount?