Tina sold cookies at her clubs bake sale. she spent $18.50 on supplies. she sold her cookies on for $0.75 each and made a profit of $24.25. write and solve an equation to find how much many cookies tina sold

Pick the description of a geometric object that best matches the real world object box for a deck of card

Let f(x) = 3 − x . find the average rate of change of f(x) from x = a to x = a + h and simplify your answer so that no single factor of h is left in the denominator.

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling