Solving Proportions Challenge

What are proportions typically composed of?

• Two unequal fractions

• A single fraction and a decimal

• Two equivalent fractions

• A fraction and a percentage

What is essential when setting up proportions in word problems?

• Matching units on top and bottom

• Ignoring the units completely

• Only focusing on numerical values

• Using different units for comparison

What method can be used to solve proportions?

• Using percentages

• Addition and subtraction

• Cross multiplication

• Estimation methods

What should you ensure when solving word problems involving proportions?

• Calculations are done mentally

• Units are consistent

• Only large numbers are used

• Values are rounded up

How do you solve proportions using cross multiplication?

• Subtract the diagonals and divide by the third number

• Add the diagonals and multiply by the third number

• Multiply diagonals and divide by the third number

• None of the above

What is the result of cross multiplying 2 hours and 13 degrees?

• 25

• 24

• 26

• 23

In a ratio of 37 type O to 43 non-type O donors, how many are type O if there are 300 total donors?

• Approximately 139

• Exactly 150

• Less than 130

• More than 160

How do you handle real-life ratio problems?

• By guessing the ratios

• By ignoring non-essential data

• By using only division

• By understanding the total values involved

Why is it important to add the numbers in a ratio problem when given totals?

• To avoid using a calculator

• To simplify the problem

• To understand the complete data set

• To make the numbers smaller

Why is understanding proportions important in the business world?

• For creating advertisements

• For designing products

• For hiring employees

• For making accurate business projections