2L plus 2L plus 1.5L plus 2.5L=8L just making shore it is right?

This race was first held in 1953 on august 16th. every decade the race finishes with a festival. how many years is this?

Aculture started with 4,000 bacteria. after 5 hours, it grew to 5,200 bacteria. predict how many bacteria will be present after 19 hours. round your answer to the nearest whole number.

If you were constructing a triangular frame, and you had wood in the length of 4 inches, 4 inches, and 7 inches, would it make a triangle? would you be able to create a frame from these pieces of wood?