The surface area and the volume V of a tin can are given by S = 2+ 2xrh and V = arh where ris the radius of the can and his the height of the can. One measure of the efficiency of a tin can is the ratio of its surface area to its volume.

On a piece of paper graph y < 3x

The graph shows the distance y, in inches, a pendulum moves to the right (positive displacement) and to the left (negative displacement), for a given number of seconds x. how many seconds are required for the pendulum to move from its resting position and return? enter your answer in the box.

You are cycling around europe with friends. you book into a hostel and you ask the owner what the ratio of men to women is currently staying there. there are 24 men and 6 women. what is the ratio of men to women in its simplest form?