I need help with finding the surface area of all except the ones i crossed out. even if you help with a few of them it'll still be helpful. i'm terrible at this

Your friend uses c=50p to find the total cost, c, for the people, p, entering a local amusement park what is the unit rate and what does it represent in the context of the situation?

What is the value of the expression i 0 × i 1 × i 2 × i 3 × i 4? 1 –1 i –i

An 18% discount on a watch saved a shopper $72. find the price of the watch before the discount