Page 92 - Algebra 1

f. Suppose there are 8 balls in a bucket numbered as follows; 1, 2, 3, 5,
(Ex 3)
g. A 52-card deck has 4 kings in the deck. What is the probability of (Ex 4) randomly drawing a king out of the deck?
5, 6, 7, and 7. A single ball is randomly chosen from the bucket. What is the probability of drawing a ball with a number less than 6? Do you have a greater chance of drawing a 7 or a 6?
Practice
Distributed and Integrated
*1. A number cube labeled 1–6 is rolled three times. What is the probability that the (14) next roll will produce a number greater than 4?
*2. An jar contains 5 green marbles and 9 purple marbles. A marble is drawn and
(14) dropped back into the jar. Then a second marble is drawn and dropped back into
the jar. Both marbles are green. If another marble is drawn, what is the probability that it will be green?
3. Convert 20 inches to centimeters (2.54 cm = 1 in.). (8)
4. Convert 25 feet to centimeters. (Hint: Convert from feet to inches to centimeters.) (8)
Simplify.
5. 3-2·4+3·2
(4)
6. -3(-2)(-3) - 2 (11)
7. 5(9 + 2) - 4(5 + 1) (4)
8. 3(6 + 2) + 3(5 - 2) (4)
9. Evaluate √ 31 + z when z = 5. (13)
10. Use <, > or = to compare _4 and _5 . (10) 56
*11. Geometry What is the length of the side of a square that has an area of (13) 49 square centimeters?
12. Multiple Choice Which equation demonstrates the Associative Property of (12) Addition?
A (a + b) + c = a + (b + c) B ab+c=ba+c
C a(b + c) = ab + ac
D a + (b + c) = a + (c + b)
x cm
x cm
x cm
x cm
Area = 49 sq. cm
Lesson 14
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