Which of the following proportions could be used to convert 3,000 milligrams to grams? Remember 1,000 mg
1g
xmg
3,000 g
1,000 mg
1g
3,000 mg
xg
3, 000 g
1,000 mg
1g
xmg
1, 000 mg
1g
xg
3, 000 mg

Find the value of the cosine for angle a

Last year, a state university received 3,560 applications from boys. of those applications, 35 percent were from boys who lived in other states. part a)how many applications did the university receive from boys who lived in other states? part b)applications to the university from boys represented 40percent of all applications. how many applications did the university receive in all? i don't how to do part b so me and plz tell how you got your answer

What is the expression in factored form? -20x^2 - 12x a. 4x(5x+3) b. -4x(5x-3) c. -4(5x+3) d. -4x(5x+3)