If r = 12.5 and s = |−13|, which of the following inequalities is not true
(1) r ≠ s
(2) r < s
(3) r ≥ s
(4) r ≤ s

If your annual gross income is $62,000 and you have one monthly car payment of $335 and a monthly student loan payment of $225, what is the maximum house payment you can afford. consider a standard 28% front-end ratio and a 36% back-end ratio. also, to complete your calculation, the annual property tax will be $3,600 and the annual homeowner's premium will be $360.

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?

Find the greatest common factor of the followig monomials 21u^5v,3u^4v^6, and 3u^2v^5