There are three questions but the first on I accidentally answered and I can’t take it off but can you help me with this pls

Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup

The acceleration of an object due to gravity is 32 feet per second squared.what is acceleration due to gravity in inches per second squared?

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