Afarmer has ducks and cows on his farm. he does not remember how many duck and cows are on the farm. if there are total of 26 animals and 84 feet. how many ducks and cows are in the farm

When turned about its axis of rotation, which shape could have created this three-dimensional object?

The volume of a cube-shaped shipping container is 13,824 cubic inches. find the edge length of the shipping container.

In a two-digit number the units' digit is 7 more than the tens' digit. the number with digits reversed is three times as large as the sum of the original number and the two digits. find the number.