In a market, the average expiration time for all milk (package with carton?) is 9.6 days. For all x, the amount of the milk with an expiration greater than 9.6+x is equal to the milk with an expiration less than 9.6-x. If the expiration for 68% of the milk is greater than (or within?) 2.1 [...]

S and P are independent events. Is the probability that S and P occur together less than 40%? 1). The probability that S will occur is 0.36 2). The probability that P will not occur is 0.61

Six people raced together. If the gold medal winner finished the race in 15 minutes, and no any two athletes finished the race in the same time, did the silver medal winner finish the race in less than 15 minutes and 40 seconds? 1). The average time they cost was 16 minute. 2). The last [...]

The hypotenuse of a right triangle is 10 cm. What is the perimeter of the triangle? 1). The area of the triangle is 25 square cm 2). The triangle is an isosceles triangle

If ((t^2)-1)/(t-1)=2, then what value(s) may t have? A) 1 only B) -1 only C) 1 or -1 D) no values E) an infimite number of values

One noted economist has made a comparison of the Federal Reserve and an automobile as racing through a tunnel, bouncing first off one wall, then the other; the car may get where it is going, but people may be hurt in the process. (A) made a comparison of the Federal Reserve and an automobile as [...]