Classifying Numbers
What one value is the difference between the set of Natural numbers and the set of Whole numbers?
zero
Simplify: 29 - (11 - 23) + 62 / 4
(/ means to divide)
35
The length of a necktie is generally in the range [52, 58] inches. The width of a tie is in the range [2.75, 3.5] inches. Represent the range of the length of neckties in roster notation. (Assume that all neckties come in whole-inch lengths.)
{52, 53, 54, 55, 56, 57, 58}
What is the square root of 196?
14
Does the square root of 9 belong to the set of Integers?
yes
Simplify: |5 - 2(9)| + 92 / 3
40
Tania painted a mural on the outside wall of a building. The mural is a square with an area of 14,400 ft2. What is the width of the mural?
120 ft
What is 102 + 105 ?
100,100
Which of the following are Irrational Numbers:
0.81054, the square root of 2, the square root of 100, 72, and/or pi?
The square root of 2 and pi.
Which is larger:
A. 10 + 15 x 2
B. (10 + 15) x 2
B
Fredis is building a patio using large square tiles with an area of 42.25 ft2 each. He uses 9 tiles to make a square patio. What is the perimeter of his patio?
78 ft
What is 103 x 104?
10,000,000
To what sets of numbers does -5/3 belong?
Real and Rational
R, Q
Simplify: |1/2 - 3/6| + 10(9)2 -8(19)
802
Ryder is 5 years older than Zeke, but
3 years younger than Miranda. The total of
their ages is 49. How old is Ryder?
Ryder is 17 years old.
Which Property states that:
n + 0 = 0 + n = n
The Additive Identity Property of Addition
To what sets of numbers does 24/8 belong?
Real, Rational, Integers, Whole, and Natural
R, Q, Z, W, N
Simplify: (82)2 - 43 -7(9 - 1)
3976
Jose lives in Florida. He drives 550 miles to Texas. His truck's tank holds 15 gallons of gas and he gets an average of 25 miles per gallon of gas. If Jose fills up his gas tank before he leaves, how many more times will he have to fill up the tank to drive to Texas and back to Florida?
2 more times
Which Property states that:
ab = ba
The Commutative Property of Multiplication