The manager if a movie theater found that saturday's sales were $3675. he knew that a total of 650 tickets were sold saturday. adult tickets cost $7.50, and children's tickets cost cost $4.50. how many of each kind of ticket were sold?

You are making a battery for a science project. you have copper wire for your first electrode. you need to choose a conductor, a second electrode, and a device to plug into your battery. you have already chosen a lemon conductor. complete each statement below about the options that include a lemon conductor.

If sec theta = 5/3 and the terminal point determined by theta is in quadrant 4, then

An office supply company conducted a survey before marketing a new paper shredder designed for home use. in the survey, 80 % of the people who tried the shredder were satisfied with it. because of this high satisfaction rate, the company decided to market the new shredder. assume that 80 % of all people are satisfied with this shredder. during a certain month, 100 customers bought this shredder. find the probability that of these 100 customers, the number who are satisfied is 69 or fewer.