16) A business executive bought 40 stamps for $9.60. The purchase includes 25 cents and 20 cents stamps. How many f each type of stamp were bought?

Jessica is baking a cake the recipe says that she has to mix 96 grams Jessica knows that 1 cup of this particular sugar has a mass of 128 grams she added 1/2 of a cup of sugar to the flour.

Let f (x) = (3x^2+5) / (Bx+1) (x-2). Determine the value of B so that y=1/4 is a horizontal asymptote of f (x).

Simplify the expression. 811/2

There are four roads from A to B and five roads from B to C. In how mamy different ways can a person travel from A to C?

Ronnie has 350 stamps in his stamp collection. He put 16 stamps on each page of his new stamp album, but he had fewer than 16 stamps to put on the last page. How many stamps did Ronnie put on the last page of the album

Find the area under the line y=4x+1 between x=2 and x=3

Prove the trigonometric identity: (csc^2x) / (cotx) = cscxsecx ... ?

What is (3x + 5) - (x + 2)

1. Simplify. tan (x + 540) 2. Simplify the expression. sec (x - 360) 3. Simplify. 5cos (x) + 3cos (-x)

When looking at a rational function f of x equals the quantity x plus three times the quantity x minus two times the quantity x plus five all divided by the quantity x minus three times the quantity x plus two times the quantity x minus 5, Charles