The cashier counts 80 bills, all with the same value. She gets a total of $800. What is the value of each bill? help, help

Find the average speed of a rabbit that runs a distance of 22 m in a time of 1.8 s .

Miranda is braiding her hair. then she will attach beads to the braid. she wants 1_3 of the beads to be red. if the greatest number of beads that will fit on the braid is 12,what other fractions could represent the part of the beads that are red?

I’m on question 7 it says a covered water tank is in the shape of a cylinder the tank has a 28 inch diameter and a height of 66 inches to the nearest square inch what is the surface area of the water tank