1. For every integer k from 1 to 10, inclusive, the &th term of a certain seqjence is given by (-lYr . 1 If T is the sum of the first 1o terms in the seqjence, then T is

2. A furniture dealer pirchased a desk for $15o a-id then set hhe selling price equal to the purchase price plus a markup that was
40 percent of the selling price. If the dealer sold the desk at the selling price, what was the amount of the dealer’s goss profit from the purchase and the sale of the desk?

3. If x and y are positive integers, what is the value of xy?
(1) The greatest common factor of x and y is 10.
(2) The least common multiple of x and y is 180.
o Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.
o Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.
o BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
o EACH statement ALONE is sufficient.
o Statements (1) and (2) TOGETHER are NOT sufficient.

What are the OAs?

2. I get $100.
3. Answer C.

the forum rules specify that there should be exactly one question per post. moreover, the rules specify that you should form the title of the post from the first 8-or-so words of the problem.

please re-post these questions as individual threads, and title the threads per the form rules, and then we'll answer them.

thanks.