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In a national survey, 70% of respondents support a new policy. If 1,200 people w

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Question: In a national survey, 70% of respondents support a new policy. If 1,200 people were surveyed, how many support the policy?

Options:

  1. 840
  2. 700
  3. 600
  4. 720

Correct Answer: 840

Solution: 

Number of supporters = 70% of 1,200 = 0.70 * 1,200 = 840.

In a national survey, 70% of respondents support a new policy. If 1,200 people w

Practice Questions

Q1
In a national survey, 70% of respondents support a new policy. If 1,200 people were surveyed, how many support the policy?
  1. 840
  2. 700
  3. 600
  4. 720

Questions & Step-by-Step Solutions

In a national survey, 70% of respondents support a new policy. If 1,200 people were surveyed, how many support the policy?
  • Step 1: Understand that 70% means 70 out of every 100 people support the policy.
  • Step 2: Convert the percentage to a decimal by dividing 70 by 100, which gives you 0.70.
  • Step 3: Multiply the total number of people surveyed (1,200) by the decimal (0.70).
  • Step 4: Calculate 0.70 * 1,200 to find the number of supporters.
  • Step 5: The result of the multiplication is 840, which means 840 people support the policy.
  • Percentage Calculation – Understanding how to calculate a percentage of a total number.
  • Basic Arithmetic – Applying multiplication to find the product of a percentage and a total.
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