Bob is driving the getaway car after the big bank robbery. he’s going 50 m/s when hisheadlights suddenly reveal a nail strip that the cops have placed across the road 150 min front of him. if bob can stop in time, he can throw the car into reverse and escape. but if he crosses the nail strip, all his tires will go flat and he will be caught. bob’sreaction time before he can hit the breaks is 0.60 s, and his car’s maximum decelerationis 10 m/s2. is bob in jail?

An insurance company wants to know if the average speed at which men drive cars is higher than that of women drivers. the company took a random sample of 27 cars driven by men on a highway and found the mean speed to be 72 miles per hour with a standard deviation of 2.2 miles per hour. another sample of 18 cars driven by women on the same highway gave a mean speed of 68 miles per hour with a standard deviation of 2.5 miles per hour. assume that the speeds at which all men and all women drive cars on this highway are both approximately normally distributed with unknown and unequal population standard deviations.

Clothes dryer uses about 7 amps of current from a 240 volt line. how much power does it use?

You add 800 ml of water at 20c to 800 ml of water at 80c what is the most likely final temperature of the mixture ? a. 100c b. 60c c. 25 c d.50c