Anna is 3 1/2 years older than her sister and 8 years younger than her brother. If Anna's brother is 19, how old is her sister

A regular hexagon rotates counterclockwise about its center. It turns through angles greater than 0° and less than or equal to 360°. At how many different angles will the hexagon map onto itself?

Use Order of Operations. 16 - 4 : 2x3 =

At a market, 8 apples cost $4. How much do 9 cost.

Find f (x+9) if f (x) = -5x+2

The difference of two integers is less than either integer

House sold for $132000. Seller made 10% over original purchase price. What is the original purchase price of house

Several local communities planted 2,360 trees this year on arbor day. They planted 380 more trees this year then they planted last year. How many tress did they plant last year

What is the factorization of the trinomial below - x2 - 2x + 48

Wheels are 1.25 inches in diameter covert the wheels diameter to feet

2 times the square root of 49, what are all the possible answers? 49 7 14 etc?