I don't know how n/13=4, n=52 is

An increase of 2 inches integer

The weight that a horizontal beam can support varies as the length of the beam suppose that a 2m beam can support 410kg how many kg can a 1 m beam support

Austin collected 30 9/10 kilograms of glass for recycling. Exactly 2/3 of the glass he collected was blue. What was the total amount, in kilograms, of blue glass Austin collected?

4x - 2y - 5z = - 51 4x - y - 2z = - 36 4x - 2y + 4z = - 24

Tan (y) + cot (y) / csc (y) = sec (y) prove identity

If model shows the width of a tile is 1/6 in. And the actual tile has a width of 2/9 ft. What is the ratio of a tile in the model to the area of an actual tile?

3 (x-0.2) = 1.8+x find x

A word or phrase used in informal conversation is called

Frank and James take 4 hours to paint a room. If frank painted alone it would take him 9 hours. How long would it take James to paint the room alone?

6/4 is equal to X/3. What is X?