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A test has twenty questions worth 100 points. The test consists of questions worth 3 points each and multiple choice questions worth 11 points each. How many multiple choice questions are on the test?

 Mar 13, 2020
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x = three pointers               value =   3x

20-x = eleven pointers         value = 11(20-x)     summed = 100 points

 

3x          +      11(20-x)        = 100      solve for 'x', the number of three pointers, the # eleven pointers =   20 -x

 Mar 13, 2020

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