Snack foods A company packaging snack foods maintains quality control by randomly selecting 10 cases from each days production and weighing the bags. Then they open one bag from each case and inspect the contents. For this exercise, answer the questions both for the bags that are weighed and for the bags that are opened for inspection.
1)A car can travel 300 miles in the same amount of time it takes a bus to travel 180 miles.If the rate of the bus is 20 miles per hour slower than the rate of the car,ﬁnd the average rate for each. 2)A pool can be ﬁlled by one pipe in 6 hours and by a second pipe in 12 hours.How long will it take using both pipes to ﬁll the pool 1) DirectVariation :Both variables change in the same direction at the same time (either both increasing,or both decreasing). The formula is written as a straight,direct line : ex - "amount of time spent studying and exam grade" 2) InverseVariation :As one variable increases,the other one decreases,or vice versa. The formula is written as a fraction: ex - "amount of time spent studying and amount of time spent watching tv" 3) Com