A student has the following grades: 100 at 10%, 67 at 35% and 82 at 55%. How would you find his average grade?

What is the number if 17.02259 rounded to 3 significant figures?

What is the sum of the first 6 terms of geometric series 2,-6,18,-54

What is the center of the circle (x + 2) 2 + (y - 5) 2 = 2.25?

Anything times 2 equal 60

Find the product. a 4 (3 a 2 - 2 a + 1)

the length of a rectangle is five times its width. If the perimeter of the rectangle is 120 inch find its area

Sandy works at a clothing store. She makes $8 per hour plus earns 10% commission on her sales. She worked 70 hours over the last two weeks and had a total of $2,671 in sales before taxes.

Harry's soccer team plays 2 nonconference games for every 3 games that they play against conference opponents.

Factor completely - x^2+3x+28

Brian makes a cleaning solution using a ratio of 4cups of water to 1 cup of vinegar. Which equationcould be used to find c, the number of cups ofvinegar that Brian should use with 12 cups of water?