What will it cost to buy a rectangular window with a length of 10ft and a width of 13ft? The cost per square foot for this type of window is $7.02 per square foot.

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?

Write the equations in logarithmic form 9^4=6,561

The length of the line segment ac is 8x-9 what is the value of x