You work at sunny hills garden and nursery and are given this document. the rationale behind providing several different suggestions for barriers is:
a. to educate the customer on which options to avoid.
b. to maximize the sales options given to the customer.
c. to discuss the benefits and drawbacks of each method.
d. to prevent the customer from using a single impediment.
e. to encourage a specific method for blocking weed growth.

Sara bought 12 3/4 cakes sara's friends ate 3/8 how much cake is left

To : of $25 up to 35 2 35 up to 45 5 45 up to 55 7 55 up to 65 20 65 up to 75 16 is$25 up to $35 ?

The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends > 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?