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Mathematics 4 Online
Alfagg:

Polly surveyed 850 teenagers to find out their favorite type of music. She found that 32% of the teenagers surveyed like hard rock. Part A: How many teenagers surveyed like hard rock? Show your work. (4 points) Part B: In another survey, Damian found that 75% of the total number of teenagers surveyed like pop music. If 150 teenagers like pop music, what is the total number of teenagers that Damian surveyed? Show your work. (4 points) Part C: Give an example of a situation in which a percentage is greater than 100%. (2 points)

Sailor:

Do you have any work so far?

Alfagg:

no, i am reading it throw and i have no clue!!!

Sailor:

Ok so, 32% of 850 would be 0.32 times 850

Sailor:

And that should answer part A for you

Sailor:

Part B: 75% of the teens would be 150. You would make the equation \[0.75x=150\] You would then divide by 0.75 on both sides. That should give you \[x=200\]

Sailor:

I'm not sure exactly what you would put for part C, but I assume you have to come up with that part on your own.

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