Amena2000 Amena2000

26-02-2017
Mathematics

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If you had 13 Qs on your test and you had to solve 10 of them and from the first 5 Qs you had to solve 4 out of 5. How many options do you have?

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farinephrons farinephrons

26-02-2017

You have to solve 4 question out of first 5 and total Qs are 13
13-5=8
Now u have to solve 6 Qs out of last 8
8-6=2
Total number of Qs attempt 10 and left are 3 , so u have 3 options

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