Consider the probability that greater than 100 100 out of 155 155 people have not been in a car accident. Assume the probability that a given person has not been in a car accident is 58% 58 % . Approximate the probability using the normal distribution. Round your answer to four decimal places.

Find the value of x for which abcd must be a parallelogram -9-6x x-30

Omar is going on a road trip! the car rental company offers him two types of cars. each car has a fixed price, but he also needs to consider the cost of fuel. the first car costs $90 to rent, and because of its fuel consumption rate, there's an additional cost of s0.50 per kilometer driven.

The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends more than a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?