Find (2.2 x 10^7)(5 x 10^8)/(2.5 x 10^3)(8.8 x 10^5) expressed in scientific notation.

Under normal conditions, 1.5 feet of snow will melt into 2 inches of water. during a winter season high in the mountains, 301 feet of snow fell. how many inches of water will there be when the snow melts?

9/10 divide by -3/15 as a mixed number

The moats separating people from the animals are 5 m wide for lions and 4 m wide for the elephants. if the lion’s moat is 4 m deep, how deep should the elephants’ moat be?