Antonio's father bought tickets for the planetairium. he bought 6 tickets each ticket cost 16 what is the total cost of the 6 tickets?

The weight of an object in a particular scale is 175.2 lbs. the measured weight may vary from the actual weight by at most 0.1 lbs. what is the range of actual weights of the object

Simplify the expression. -2/5(10+15m-20n)

36x2 + 49y2 = 1,764 the foci are located at: a) (-√13, 0) and (√13,0) b) (0, -√13) and (0,√13) c) (-1, 0) and (1, 0)