Posted by **Janice** on Wednesday, December 9, 2009 at 2:56pm.

how to i solve this problem asked previously unsatisfied with ans. Jack and Jill copared results on math test. Jack had 40 correct ans & Jill had 50 correct ans. There were 32 questions they both had correct and 6 they both had wrong. How do I determine how many questions were on the test?

- math olympiad -
**Reiny**, Wednesday, December 9, 2009 at 3:31pm
total number of questions

= 40+50-32+6

= 64

- math olympiad -
**Dorian**, Wednesday, February 13, 2013 at 9:53pm
Work (correct or not) Courtesy of Dorian W

Consider this argument:

(40-32) + (50-32) + 6 + 32 = y (y being the number of questions) (their results must minus the 32 first in order to get the number of questions they got correct, but not together)

8 + 18 + 6 + 32 = y

y = 64 questions

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