Owen is designing invitations for his sister's birthday party. He has several options to choose from and has to choose 1 from each of the font, shape, and paper color
1. Fort Style-print, block, or script
2. Shape - rectangular or oval
3. Paper Color -- pink,
white, green, or yellow
How many possible combinations of invitations can he make?
it

Solve the equation below: (x+4)/6x=1/x a. x=2 b. x=0,2 c. x=-2 d. x=0,-2

Given that abcd is a rhombus, what is the value of x?

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?