Solving Multi-Step Word Problems in Chapter 7

Why is it important to write down the formula when solving multi-step word problems?

• It makes the problem look more complicated.

• It helps in organizing the information and solving the problem step-by-step.

• It impresses the teacher.

• It is a requirement for all math problems.

In the formula d = r × t, what does 'd' represent?

• Rate

• Distance

• Diameter

• Time

If a runner completes 135 miles in 30 hours, what is their rate in miles per hour?

• 3.5 miles per hour

• 4.5 miles per hour

• 5.5 miles per hour

• 6.5 miles per hour

In a 12-hour endurance run, if a runner maintains a steady pace of 4.4 miles per hour, how far will they run?

• 54.4 miles

• 52.8 miles

• 58.8 miles

• 48.4 miles

What is the fancy math name for replacing a variable with a number?

• Addition

• Substitution

• Multiplication

• Division

In the formula for perimeter, P = 2L + 2W, what does 'L' stand for?

• Area

• Perimeter

• Width

• Length

If the perimeter of a rectangle is 15.5 units and the length is 1.4 units, what is the width?

• 5.1 units

• 3.4 units

• 2.8 units

• 4.2 units

When converting temperatures, what is the first step if the formula says to add?

• Multiply

• Subtract

• Divide

• Add

What is the term for rounding up the last number when it runs out of room?

• Calculating

• Truncating

• Estimating

• Approximating

If it is 82 degrees Fahrenheit, what is the approximate temperature in Celsius?

• 25 degrees

• 27 degrees

• 28 degrees

• 30 degrees