Savannah is painting a striped background for a mural on a wall that is 15 yards long. She wants a total of 96 stripes that are all the same width. Which calculation should Savannah use to decide how wide to make each stripe?

Adrawer contains 12 identical white socks, 18 identical black socks and 14 identical brown socks. what is the least number of socks you must choose, without looking, to be certain that you have chosen two socks of the same colour?

Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.

If the sales price of a dvd is $20 and the markup is 34%, what is the cost of the dvd?