In 80 blocks 20 blocks are shaded what us the percentage and why

How do you divide 11,970 by 14

The fomula is M = 4a+2c, when C = Number of children, m = number of meatballs; a = number of adults. How many meatballs are required for a party of 10 adults and 5 children

Let's now add x to both sides of the equation and consider the new equation x squared+5+x=11

Beth is 2 years older than Jimmy, and in 3 years the sum of their ages will be twice as much as the sum of their ages 3 years ago. Find their present ages.

the interior angles of a triangle have measures K degrees 27 degrees and 10 degrees what is the value of K

Which expression is equal to (6x + 4y) · 5 using the commutative property? A) 5 · (6x + 4y) B) 5 · 6x + 4y · 6 C) 5 + (6x · 4y) D) (6x + 4y · 5)

Simplify 3 (2x + 4) + 7x + 5

Air containing 0.04% carbon dioxide is pumped into a room whose volume is 6000 ft3. The air is pumped in at a rate of 2000 ft3/min, and the circulated air is then pumped out at the same rate. If there is an initial concentration of 0.

In the general linear equation, y = bx + a, what is the value of b called?

Theodore invested $19,000 at 11% simple interest for 1 year. How much is in the account at the end of the 1 year period