A Story of Numbers: Practice 3

Section A: Core Practice

Question 1mcq

What is the value of the Roman numeral

CD

?

A.

60

B.

100

C.

46

D.

400

Question 2mcq

A student says

59

and

95

use the same digits, so they have the same value. What is wrong with this reasoning?

A.Both numbers are always equal.

B.The digits are different.

C.The digit positions have changed, so the place values are different.

D.Only the units digit matters.

Question 3mcq

A student says

37

and

73

use the same digits, so they have the same value. What is wrong with this reasoning?

A.Only the units digit matters.

B.The digits are different.

C.The digit positions have changed, so the place values are different.

D.Both numbers are always equal.

Question 4mcq

What is the next number in the pattern

1, 4, 9, 16, \ldots

?

A.

25

B.

30

C.

32

D.

20

Question 5mcq

In the number

830105

, what is the value of the highlighted place used in standard place-value reading?

A.

400

B.

40

C.

4

D.

100

Question 6mcq

In the number

1203004

, what is the value of the highlighted place used in standard place-value reading?

A.

1000000

B.

4

C.

400

D.

40

Section B: Reasoning and Application

Question 7mcq

In the number

4072

, what is the value of the highlighted place used in standard place-value reading?

A.

40

B.

400

C.

4000

D.

4

Question 8mcq

What is the value of the Roman numeral

XC

?

A.

46

B.

100

C.

60

D.

90

Question 9mcq

What is the value of the Roman numeral

CD

?

A.

46

B.

400

C.

60

D.

100

Question 10mcq

A student says

59

and

95

use the same digits, so they have the same value. What is wrong with this reasoning?

A.The digit positions have changed, so the place values are different.

B.Only the units digit matters.

C.The digits are different.

D.Both numbers are always equal.

Question 11mcq

A student says

37

and

73

use the same digits, so they have the same value. What is wrong with this reasoning?

A.The digits are different.

B.The digit positions have changed, so the place values are different.

C.Both numbers are always equal.

D.Only the units digit matters.

Question 12mcq

What is the next number in the pattern

1, 4, 9, 16, \ldots

?

A.

30

B.

32

C.

20

D.

25