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Die910409 Die910409
  • 03-02-2016
  • Mathematics
Answered

enrollment in the ski/snowboard club increased by 30% this year. there are now 182 students in the club. how many students were there last year?

Verified Answer :

JaySL JaySL
  • 03-02-2016

Increasing by 30% results in multiplication by 130/100, or 13/10.  Setting the original amount of students to x, we write the equation:

13x/10=182

We multiply by 10 for a result of:

13x=1820

Dividing by 13, we have:

x=140

Thus, 140 students were in the club last year.

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