D125 QUESTIONS AND ANSWERS
Which of the following includes all whole numbers and integers?
Negative numbers
Whole numbers
Rational numbers
Irrational numbers - Answers - Rational numbers
Select the most specific subset of all numbers to describe the following set of
numbers.{0.33,π(3.14159...),14,−23}{0.33,𝜋(3.14159...),14,−23}
Real numbers
Rational numbers
Negative numbers
Imaginary numbers - Answers - Real numbers
Which of the following shows the prime factorization of 36?
6×6
2 × 18
2×2×9
2 × 2 × 3 × 3 - Answers - 2 × 2 × 3 × 3
Which number is a composite number?
31
51
53
67 - Answers - 51
Which of the following represents the prime factorization of 18?
2 x 3^2
2x9
2^2 x 3
2 x 6 - Answers - 2x3^2
Which of the following is not a factor of 375?
3
15
25
35 - Answers - 35
Which expression is equivalent to (12 + 4) x 6?
12 + (4 x 6)
(12 + 6) x 4
6 x (12 + 4)
, (6 x 12) + 4 - Answers - 6 x (12 + 4)
Which of the following is equivalent to 64 x 36?
48 x 48
72 x 81
6 x 72
18 x 32 - Answers - 48x48
The expanded form of a number is given by 500,000 + 200 + 9. Which one of the
following is the correct standard form of the given number?
500,029
500,209
520,009
529,000 - Answers - 500,209
Match each digit in the number 870,020 with its place value. Answer options may be
used more than once or not at all.Select your answer from the pull-down list.
Tens
Ten thousands
Hundred thousands - Answers - 2 Tens
7 Ten thousands
8 Hundred thousands
Which one of the following is the powers of 10 representation of 200,000,000?
2×10^2
2×10^6
2×10^8
2×10^9 - Answers - 2×10^8
Which of the following statements is true about 9×10^5?Choose all that apply.
The millions place digit is 9.
The hundred thousands place digit is 9.
It can be written in standard form as 900,000.
It can be written in standard form as 950. - Answers - The hundred thousands place
digit is 9.
It can be written in standard form as 900,000.
Which of the following numbers does NOT round to 365, 000?
365,489
365,562
364,822
364,589 - Answers - 365,562
Which of the following numbers, rounded to the nearest ten thousand, would result in
250,000? Choose all that apply.
244,980
Which of the following includes all whole numbers and integers?
Negative numbers
Whole numbers
Rational numbers
Irrational numbers - Answers - Rational numbers
Select the most specific subset of all numbers to describe the following set of
numbers.{0.33,π(3.14159...),14,−23}{0.33,𝜋(3.14159...),14,−23}
Real numbers
Rational numbers
Negative numbers
Imaginary numbers - Answers - Real numbers
Which of the following shows the prime factorization of 36?
6×6
2 × 18
2×2×9
2 × 2 × 3 × 3 - Answers - 2 × 2 × 3 × 3
Which number is a composite number?
31
51
53
67 - Answers - 51
Which of the following represents the prime factorization of 18?
2 x 3^2
2x9
2^2 x 3
2 x 6 - Answers - 2x3^2
Which of the following is not a factor of 375?
3
15
25
35 - Answers - 35
Which expression is equivalent to (12 + 4) x 6?
12 + (4 x 6)
(12 + 6) x 4
6 x (12 + 4)
, (6 x 12) + 4 - Answers - 6 x (12 + 4)
Which of the following is equivalent to 64 x 36?
48 x 48
72 x 81
6 x 72
18 x 32 - Answers - 48x48
The expanded form of a number is given by 500,000 + 200 + 9. Which one of the
following is the correct standard form of the given number?
500,029
500,209
520,009
529,000 - Answers - 500,209
Match each digit in the number 870,020 with its place value. Answer options may be
used more than once or not at all.Select your answer from the pull-down list.
Tens
Ten thousands
Hundred thousands - Answers - 2 Tens
7 Ten thousands
8 Hundred thousands
Which one of the following is the powers of 10 representation of 200,000,000?
2×10^2
2×10^6
2×10^8
2×10^9 - Answers - 2×10^8
Which of the following statements is true about 9×10^5?Choose all that apply.
The millions place digit is 9.
The hundred thousands place digit is 9.
It can be written in standard form as 900,000.
It can be written in standard form as 950. - Answers - The hundred thousands place
digit is 9.
It can be written in standard form as 900,000.
Which of the following numbers does NOT round to 365, 000?
365,489
365,562
364,822
364,589 - Answers - 365,562
Which of the following numbers, rounded to the nearest ten thousand, would result in
250,000? Choose all that apply.
244,980
