Henry and his friends will take part in the high school jump competition it will be comprised of 1st to 8th graders henry recorded the grade level of each child below

Which expression will have the same sum as 3_8 + 1/4?

Afarm that has 4 x 10^2 acres has 1.2 x 10^5 cattle. what is the average number of cattle per acre? write the answer in scientific notation. answere asap

Two cars which are 40 miles apart start moving simultaneously in the same direction with constant speeds. if the speed of the car which is behind is 56 mph and the speed of the other car is 48 mph, how many hours will it take for the car which is behind to catch up the car ahead of it?