30 points: there are 80 seats on a train. 25% of the seats are empty. how many empty seats are there on the train?

Arectangle has a width of 9 units and length of 40 units. what is the length of a diognal. a. 31 unitsb. 39 unitsc. 41 units d. 49 units

The first side of a triangle measures 5 in less than the second side, the third side is 3 in more than the first side, and the perimeter is 17 in. how long is the third side? if s represents the length of the second side, which of the following represents the length of the third side? s-5 ws-2 s+ 3 next question ask for turn it in

Jane has 5 nickels.john has 3 dimes.jane says she has a greater amount of money.with the information given,is she correct?