FSA FSA Number Sense and Operations 2

Question 1

What is the least common multiple (LCM) of 4 and 6?

Accepted Answer

12

Answer

The LCM of 4 and 6 is 12 because 12 is the smallest number divisible by both 4 and 6.

Question 2

If a bag has 3 red and 5 blue marbles, what fraction of the marbles are red?

Accepted Answer

3/8

Answer

There are 3 red marbles out of 8 total (3+5), so the fraction is 3/8.

Question 3

What is 0.5 expressed as a fraction in simplest form?

Accepted Answer

1/2

Answer

0.5 equals 5/10, which simplifies to 1/2 by dividing numerator and denominator by 5.

Question 4

Which operation should be performed first in the expression 3 + 4 × 2?

Accepted Answer

Multiplication

Answer

According to the order of operations (PEMDAS), multiplication is performed before addition.

Question 5

What is 25% of 80?

Accepted Answer

20

Answer

25% of 80 is 20 because 25/100 × 80 = 0.25 × 80 = 20.

FSA - Foundation Skills Assessment Practice Test