A shipment to a warehouse consists of 4,250 MP3 players. The manager chooses a random sample of 50
MP3 players and finds 7 that are defective. How many MP3 players in the shipment are likely to be
defective?
Based on the sample, there will be
defective MP3 players in the shipment.

12. decide whether each statement is always true, sometimes true, or never true. a. when corresponding points of an original figure and its reflection are connected, the resulting segments are all perpendicular to the line of reflection. b. when a point is reflected over a horizontal line, the y-coordinate of the point stays the same. answer both questions and explain

Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?

The sum of the speeds of two trains is 720.2 mph. if the speed of the first train is 7.8 mph faster than the second train, find the speeds of each.