Two pieces of equipment were purchased for a total of $4000. if one piece cost $850 more than
the other, find the price of the less expensive piece of equipment. assume all data are accurate
to two significant digits unless greater accuracy is given.

If the ratio of sum of the first m and n terms of an ap is m2 : n2 , show that the ratio of its mth and nth terms is (2m − 1) : (2n − 1).

Suppose i pick a jelly bean at random from a box containing one red and eleven blue ones. i record the color and put the jelly bean back in the box. if i do this three times, what is the probability of getting a blue jelly bean each time? (round your answer to three decimal places.)

What is 1/3x5 on anuber line what does it look like on a number line