Solving Two-Step Linear Inequalities

The video tutorial explains how to solve a decimal word problem using a two-step linear inequality. It involves determining the possible number of minutes Tom used his phone, given a monthly fee and additional cost per minute. The tutorial guides through setting up the inequality, solving it, and using a calculator to find the minimum number of minutes.

What type of mathematical problem is being solved in the video?

• A polynomial equation

• A system of equations

• A two-step linear inequality

• A quadratic equation

What is the monthly fee that Tom pays for his phone service?

• $30

• $35

• $25

• $20

How much does Tom pay per minute of phone use?

• 8 cents

• 7 cents

• 6 cents

• 5 cents

What is the minimum amount Tom has been charged in a month?

• $140.00

• $133.04

• $130.00

• $120.00

What does the term 'least' indicate in the context of the problem?

• The maximum amount

• The exact amount

• The average amount

• The smallest amount

What operation is performed first to solve the inequality?

• Subtraction

• Division

• Addition

• Multiplication

After subtracting the monthly fee, what is the remaining amount?

• $100.04

• $105.04

• $103.04

• $107.04

What is the coefficient used in the division step of solving the inequality?

• 0.08

• 0.07

• 0.06

• 0.05

What tool is used to perform the division in the problem?

• A ruler

• A calculator

• A protractor

• A computer

What is the minimum number of minutes Tom used his phone?

• 1,672 minutes

• 1,472 minutes

• 1,372 minutes

• 1,572 minutes