Algebra 1 Module 1 Cumulative Review

What is a rational number?

• A number that makes sense

• a number that can be written as a fraction of whole numbers

• any number you can enter into a calculator

• a number that has a square root

Select all the rational numbers

• 17

• 0.2

• 36/11

• √16

Is the result rational or irrational? Explain.

• Rational; The sum of two rationals is always rational.
• Irrational; The sum of a rational and an irrational is always irrational.
• Rational; The product of two rationals is always rational.
• Irrational; The product of a nonzero rational and an irrational is always irrational.

Tags

CCSS.HSN.RN.B.3

Is the result rational or irrational? Explain.

• Rational; The sum of two rationals is always rational.
• Irrational; The sum of a rational and an irrational is always irrational.
• Rational; The product of two rationals is always rational.
• Irrational; The product of a nonzero rational and an irrational is always irrational.

Tags

CCSS.HSN.RN.B.3

• Rational

• Irrational

Tags

CCSS.7.NS.A.1D

Based on the chart, how many subsets are within the integers set?

• 1
• 2
• 3
• none

Identify the independent variable:

The amount of money, m, earned if t raffle tickets are sold

• money, m

• tickets, t

Tags

CCSS.6.EE.C.9

On a graph, which axis shows the independent variable?

• x-axis
• y-axis
• neither
• it changes

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

On a graph, which axis shows the dependent variable?

• x-axis
• y-axis
• neither
• it changes

Tags

CCSS.6.EE.C.9

Sophie earned $5 for every A she got on her report card.

m = money

A = A on report card

The dependent variable is:

• m = money

• A = A on report card

Tags

CCSS.6.EE.C.9