4. A metallurgist needs to make 20 lb. of an alloy containing 45% gold. He is going to melt and combine one metal that is 57% gold with another metal that is 27% gold. How much of each
should he use?

If i have a 24 in loaf of bread and i cut it into two pieces one 9 in how long was the other

Given: hf || jk; hg ? jg prove: fhg ? kjg to prove that the triangles are congruent by asa, which statement and reason could be used as part of the proof? fgh ? kgj because vertical angles are congruent. jkg ? hfg because vertical angles are congruent. fhg ? jkg because right angles are congruent. hfg ? kjg because alternate interior angles are congruent.

Jose predicted that he would sell 48 umbrellas. he actually sold 72 umbrellas. what are the values of a and b in the table below? round to the nearest tenth if necessary