Collin is building a deck on the back of his house. he has enough lumber for the deck to be 144 square feet. the length should be 10 feet more than its width. what should the dimensions of the deck be?

The multiplication property of zero states that the product of any number and 0 is 0. what must be true about either a or b to make ab=0

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?

Tommy buys a sweater that is on sale for 40% off the original price. the expression p -0.4p can be used to find the sale price of the sweater, where p is the original price of the sweater. if the original price of the sweater is 50, what is the sale price?