Ahmed multiplies 8 by 1.15. Which number he is trying to find?​

Pyramid shown has a square base that is 18 inches on each side has a surface area of 164 square inches what is the slant height

Ineed someone to me answer my question i have to have this done and knocked out

At a local museum, the total price for one adult and one child is $11. mrs. smith paid for herself and her three children. she spent $19. record the system of equations to be solved and then find the price of an adult and child ticket using either elimination or substitution.