What is 21 divided by 8? Show your work.

Four friends go out to eat and their meal costs $86.50. The sales tax is 6.75% and they should tip the waiter 20%. How much should each person pay to the nearest cent?

What is the greatest common factor of 12a and 9a2? 9 36 3a 12a2

A circle has a circumference of 7,850 units. What is the radius of the circle?

Marcella's house cost $120 000. she paid 20 percent down payment and then borrowed the rest at 6.5 percent for 20 years. if she must oay 7.46 per 1000 how much will she reapayvover 20 years rounded to the nearset dollar $523.02 $541.65 $716.16 $753.

The coordinates of the vertices of a triangle are (-4,2), (5-1), and (-3,-2). What is the perimeter of the triangle, to the nearest tenth of a unit? A: 13.1 units B: 19.6 units C: 21.7 units D: 38.2 units

1/6 (k-9) = 4 what does k equal

A pen has a mass of 46 grams. A bannana has a mass that is 83 grams more then a pen. what is the mass of the bannana in grams.

Find all solutions of the given system of equations and check your answer graphically. hint [see examples 1-4.] (if there is no solution, enter no solution. if the system is dependent, express your answer in terms of x, where y = y (x).

Determine whether the relation is a function. { (-7, - 7), (-7, - 8), (-1, 4), (6, 5), (10, - 1) }

Find the largest prime number that divides the quantity 0! + (1!) * 1 + (2!) * 2 + (3!) * 3 + ... + (50!) / times 50$.