6. The GCF (Greatest Common Factor) of two numbers is 1 and their LCM (Least Common
Multiple) is 100. What is the product of the two numbers?
b. 11
C. 14
d. 100
7. What are the prime factors of 81?
9x9
b. 9x1x9 c. 27 x3
d. 3х3х3х3
8. Which of these numbers is not divisible by both 2 and 3?
a. 15
b. 18
c. 24
d. 12
9. Which of the following is not equal to 32?
7/2
b. 3 2/4
C. 14/4
d. 32/3
10.95 + 5% equals?
14 2/6
b.4 1/4
c.14 3/4
d.4 2/6
11. Which is the biggest value among the following
Seven hundred sixty and nine tenths
c. Seven and sixty-eight hundredths
b. Seventy-six and eight hundredths
d. Seventy and sixty-eight hundredths
12.3.75 as a fraction in lowest terms, is
a. 35/7
c. 32/5 d. 3 34
13. 320.95 x 9.8 equals
a. 10.05 b. 18.20
c. 25.42 d. 32.75
14. 228.565 27.05 equals
a. 201.525 b. 201.52 c. 201.516 d. 201.515
15. 8.3058 + 8.72 + 5.623 equals
a. 16.5758 b. 17.0258 c. 22.6488 d. 14.343
a.
b. 37/5
16.3 160 is divisible by
b. 6
a. 11
c. 7
d. 4
17. Twenty-one is a multiple of
a. 3
b.4.
C. 5
d. 6
18. What is the least common multiple of 5 and 7?
a. 21
b. 28
d. 35
obrym
C. 30
19. What number has 3 or more factors?
a. Odd number b. even number C. prime number d. composite number
20. Which of the following is the largest number?
a. 0.06
b. 0.18
C. 0.24
d. 0.6​