Jeff likes to grow zucchini. He has made a graph of the total number of zucchini his garden has produced this season, which can be seen below. A line graph titled Total Zucchini Produced has day in June on the x-axis and number produced on the y-axis. Day 1, 3; 3, 4; 5, 7; 7, 10; 9, 14; 11, 16; 13, 20; 15, 24; 17, 33; 19, 34; 21, 36; 23, 40. How many zucchini did Jeff’s garden produce between June 9 and June 15? a. 10 b. 20

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?