21/2 divided by 3 1/3 = s divided by 4 1/4 . what is s?

  3 3/16

Step-by-step explanation:

You want s such that ...

  (2 1/2)/(3 1/3) = s/(4 1/4)

Multiplying by 4 1/4 gives ...

  s = (4 1/4)(2 1/2)/(3 1/3)

A calculator can help you find the value of this expression. As a decimal, it is ...

  3.1875

If you're familiar with decimal equivalents of fractions, you know this can be written as the mixed number ...

  3 3/16

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If you do the above math the "pencil and paper" way, you get ...

  s = (17/4)(5/2)/(10/3) = (17·5·3)/(4·2·10) = 51/16 = 3 3/16

i pretty sure it is

11

step-by-step explanation:

32.50-7.50=25

225/25=11