Santiago makes 12 dozen cookies for a bake sale. He needs 34 teaspoon of baking soda for each dozen. How many total teaspoons of baking soda will Santiago need? The answers are
A.12 3/4 tsp
B.12 tsp
C.9.tsp
D.8 3/4 tsp

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.

In a small section of a stadium there are 40 spectators watching a game between the cook islands and fiji. they all support at least one of the two teams. 25 spectators support the cook islands and 16 of these support both teams. how many support only fiji?

Which statement best describes how to determine whether f(x) = x squared- x +8 is an even function ?