Learn how to find the percentage of a population

The video tutorial explains a problem involving a taste test for a new soft drink. Out of 1250 participants, 800 liked the drink. The remaining 450 participants either disliked it or were undecided. The teacher guides students through calculating the number of undecided participants using percentages and cross multiplication. The tutorial also includes a detailed explanation of multiplying decimals, emphasizing the importance of aligning decimal points and using placeholders.

How many participants liked the new soft drink?

• 800

• 450

• 500

• 1250

What is the total number of participants who either disliked the drink or were undecided?

• 800

• 450

• 1250

• 500

What percentage of the remaining participants disliked the soft drink?

• 30%

• 40%

• 50%

• 60%

How do you calculate the number of undecided participants using percentages?

• By multiplying the remaining participants by 0.6

• By multiplying the total number of participants by 0.6

• By dividing the total number of participants by 0.6

• By subtracting the number of disliked participants from the total

What is the final number of undecided participants after performing the calculations?

• 450

• 270

• 180

• 300