Module 1 pre-test

Question 1

Which of the following numbers is irrational? (1 point)

a fraction with numerator negative 15 and denominator 4, a fraction with numerator negative 7 and denominator 9, square root of 4, π

Answer 1

π

Question 2

What is the rational number equivalent to 3 point 24 with a bar over 24? (1 point)

Answer 2

3 and 8 over 33

Question 3

Simplify ten to the sixth divided by ten to the negative third. (1 point)

Answer 3

10 over 9

Question 4

There are (53)2 ⋅ 50 hens in a bird enclosure. What is the total number of hens in the enclosure? (1 point)

Answer 4

5 over 6

Question 5

Which value is equivalent to 8 multiplied by 4 multiplied by 2 whole over 8 multiplied by 7, the whole raised to the power of 2 multiplied by 8 to the power of 0 over 7 to the power of negative 3, whole to the power of 3 multiplied by 7 to the power of negative 9? (1 point)

Answer 5

64 over 49

Question 6

What is the value of 3 to the power 2 over 3 to the power 4? (1 point)

Answer 6

1 over 9

Question 7

What is the simplified expression for 4 power 4 multiplied by 4 power 3 over 4 power 5? (1 point)

Answer 7

4 over 2

Question 8

What is the simplified expression for 3 to the power of negative 4 multiplied by 2 to the power of 3 multiplied by 3 to the power of 2 whole over 2 to the power of 4 multiplied by 3 to the power of negative 3? (1 point)

Answer 8

3 to the power of 2 over 2

Question 9

Which calculation can be used to find the value of y in the equation y3 = 27? (1 point)

Answer 9

y= y equals square root of 27 over 3