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March 28, 2017

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Children 13 and younger make up 1/5 of the population in the U.S. What percentage of the population is older than 13
A.80%
B.60%
C.40%
D.20%
D?

According to a survey 3 out o5 5 students bring their own lunch to school. What percent of students bring lunches
A.35%
B.40%
C.45%
D.60%
D?

  • Math - ,

    Your first is wrong; the second is right.

  • Math - ,

    How do I solve it?

  • Math - ,

    1/5 = 20% of the population is under 13. Your question asks "What percentage of the population is older than 13?"

  • Math - ,

    80%?

  • Math - ,

    Right!

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