7). Evaluate for: a = 8; b = - 4; c = 10: b + a - 5 c Answer:_______ 8 (a). Find X: 7x + 12 = 33 x = _____ b). Find X: 58 - 3 x = 37 x = _____ 10). First write the equation, then solve it: If you take a third of my number and increase it by 6, you get 8. What is my number? Equation: ____________________________ x = ______ 11). I have 3 numbers. Two of the numbers are 86 and 94. The mean (average) of the 3 numbers is 97. What is the third number? Answer:_________ 12). Find the probability of drawing cards out of a standard deck of 52 cards: a). a 9 or an 8? _______ b). a 9 of spades or an 8 of hearts? ________ 13). When I roll 2 dice ... a). what is the probability of rolling a sum of 2? _________ b). what is the probability of rolling a sum of 9? _________ 14). What is the probability of flipping a coin 3 times and getting a "tails" each time? Answer:_______ 15). Find the circumference C = ____________ 16). Find the area of this half circle: Area: __________