Since 1 ton is 2,000 lbs, each Crib Jack can life 30,000 lbs. It's going to take 2 Crib Jacks, because the extra 5,000 lbs in belongings were removed, leaving the house at a weight of 60,000 lbs.
Here, you have to combine like terms. So, it is 11m-3v.
42.50$ ? 21 times 1.25 plus 13 times 1.25 = 42.50?
Answer
(C) 
Explanation:
Congruence of these two angles directly implies p||q.