United States Customary Units and Complete Item

1334I Math for Marines

PRINT EXAM

1. The single factor that made the Hindu-Arabic number system superior is the

(A) ability to perform addition.
(B) compounding of powers of ten.
(C) invention of zero.
(D) ability to repeat numbers.

2. The two purposes of the digits in any number are to show the

(A) natural and face values.
(B) cardinal and face values.
(C) natural and place values.
(D) cardinal and place value.

3. Which set consists entirely of natural numbers?

(A) ¾, 4, 12
(B) 5, 14, 17.8
(C) 4, 12, 31
(D) 0, 6, 9

4. Which example illustrates the principle of closure?

(A) 8 - 15 =
(B) 5 - 8 =
(C) 5 x 8 =
(D) 5 ÷ 8 =

5. Which equation is an integer?

(A) 5 ÷ 3 =
(B) 11.6 - 3 =
(C) 6 - 10 =
(D) 63 ÷ 4 x 5 =

6. Rational numbers can be expressed as

(A) degrees.
(B) real numbers.
(C) fractions.
(D) whole numbers.

7. Which example illustrates the reflexive property of equality?

(A) 28 = x
(B) x = y
(C) x = x
(D) y = 28

8. Which example illustrates the commutative property of multiplication?

(A) 6 x 8 = 8 x 6
(B) 6 x 8 = 8 + 6
(C) 6 + 8 = 8 x 6
(D) 6 + 8 = 8 + 6

9. The following expression illustrates the _____ property of _____?
(3 x 7) x 8 = 3 x (7 x 8) = (3 x 8) x 7

(A) commutative, multiplication
(B) associative, multiplication
(C) transitive, multiplication
(D) distributive, multiplication

10. Which example best describes the distributive property of multiplication?

(A) 6 + (4 x 3) = (6 + 4) x (6 + 3)
(B) 6 x (4 + 3) = (6 + 4) x (6 + 3)
(C) 6 + (4 x 3) = (6 x 4) + (6 x 3)
(D) 6 x (4 + 3) = (6 x 4) + (6 x 3)

11. Solve the equation by using the unity element.
561 x 1 =

(A) 56
(B) 561
(C) 156
(D) 1

12. Solve the item by using the symbols of grouping.
5 x [3 + 2] =

(A) 10
(B) 17
(C) 30
(D) 25

13. Solve the item below by using the rules for order of