There is a bridge every two miles. the first bridge is at the beginning of a 139-mile stretch of highway. fine how many bridges there are over 139 miles of highway

Five dinosaurs go for a walk and come across some lovely chicken wings. their names are rexy, bronto, steggy, paly, and terry. there are exactly 5 dozen wings(equal enough for each dino to have a dozen right? ); however, terry is on a diet and he only eats 6 wings. if paly eats 2 more than terry, steggy eats 4 more than paly, and bronto and rexy eat the same amount because they are really hungry from not eating all day, how many chicken wings did each dino eat?

Tiffany drives 285,120 feet before lunch and 628,320 feet after lunch. about how many kilometers does she drive all together

What number should be added to the expression x^2+3x+ in order to create a perfect square trinomial? 3/2 3 9/4 9