The price of a t shirt is 50 $ if u but 4 shirts u get a 10%discount how much do u pay if u buy 8 of them thx for everyones

Daniel bought a computer game for $25 and later sold it to thomas for a 40% profit. how much did daniel sell the computer game for?

If i have 20$ and i gave 5$ away how much i got

What happens to the area as the sliders are adjusted? what do you think the formula for the area of a triangle is divided by 2?