The ratio of pigs to cows on a farm is 4:3. a) If there are 36 cows, how many pigs are there?

b) If there are 70 pigs and cows all together, how many are cows?

The ratio pv to nrt is plotted against pressure for ch4 at 0°c and 200°c. why does the curve for 0°c drop below the horizontal line for an ideal gas whereas the curve for 200°c does not?

Which is a reasonable estimate of the amount of water in a small, inflatable pool used by children?

The base of a triangle exceeds the height by 9 inches. if the area is 180 square inches, find the length of the base and the height of the triangle.