Question
1 Absolute value is always 1. Positive 2. Non-negative 1 points QUESTION 2 Every fraction is a rational number. True False 1 points QUESTION 3
- Absolute value is always
1. Positive 2. Non-negative
1 points
QUESTION 2-
Every fraction is a rational number.
True
False
1 points
QUESTION 3-
The sum of 2/3 and 5/7 is 7/10.
True
False
1 points
QUESTION 4-
The quotient of two fractions cannot be a whole number
True
False
1 points
QUESTION 5-
The set of whole numbers is a subset of the set of rational numbers.
True
False
1 points
QUESTION 6- Which of these fractions is between 7/13 and 14/19 ?
1. a. 6/17 2. b. 9/16 3. c. 1/2 4. d. None of a, b, or c.
2 points
QUESTION 7- Which of these fractions is in simplest form?
1. 143/145 2. 91/98 3. 405/504
2 points
QUESTION 8-
Which of these fractions is the multiplicative inverse of 3/4?
1. 4/3 2. - 4/3 3. - 3/4 4. None of the above
1 points
QUESTION 9-
Which of the following statements is FALSE?
1. a. a/c + b/c = (a + b)/c 2. b. a/c - b/c = (a - b)/c 3. c. (a/c) (b/c) = a/b, (b 0) 4. d. None of the above
2 points
QUESTION 10-
If three-fifths of the students in a class are female and 12 students are male, then what is true?
1. a.There are 30 students in the class. 2. b.18 students are female. 3. c.Both (a) and (b) are true.
2 points
QUESTION 11-
Which of these fractions has a non-terminating decimal representation?
1. a. 77/15625 2. b. 987/125 3. c . 50/375 4. d. None of the above
2 points
QUESTION 12-
After a 20% discount, the price of a player is $136.00. What was its original price?
1. a. $163.20 2. b. $166.80 3. c. $170.00
2 points
QUESTION 13-
Solve the proportion (81-x)//34 forx.
The answer is:
1. a. 5 2. b. 6 3. c. 10
2 points
QUESTION 14-
a(b + c) =ab + ac.
This statement is true due to
1. a. Associative property 2. b. Communicative property 3. c. Distributive property
1 points
QUESTION 15-
Which of the following properties exists for the set of integers but does not exist for the set of whole numbers?
1. a. Closure under addition 2. b. Closure under subtraction 3. c. Closure under multiplication
2 points
QUESTION 16-
Arrange the following decimals from the smallest to largest.
(i)0.3355555
(ii) 0.335335335
(iii) 0.35353535
1. a.(i) (ii) (iii) 2. b.(ii) (i) (iii) 3. c.(iii) (i) (ii) 4. d.(i) (iii) (ii)
2 points
QUESTION 17-
Ifx = 5, then which statement is true?
(i) x is a rational number
(ii) x is a real number
1. a. (i) only 2. b. (ii) only 3. c. both (i) and (ii)
2 points
QUESTION 18- Simplify the expression (aa).The answer is
1. a.a^7 2. b.a^10 3. c.a^12
2 points
QUESTION 19-
Every function is a relation, but not every relation is a function.
True
False
1 points
QUESTION 20-
The relation {(1,3), (2,2), (2,5), (3,3), (3,6)} is a function.
True
False
1 points
QUESTION 21-
For the function {(a,1), (b,4), (c,3), (f,8)}, the domain is {a, b,c,f} and the range is {1, 3, 4, 8}.
True
False
1 points
QUESTION 22- Givenf(x) = 3x+ 2, which of the following is true?
i)f(4) = 12x+2
ii)f(3) = 11
1. a. (i) only 2. b. (ii) only 3. c. both (i) and (ii) 4. d. neither (i) nor (ii)
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