Find the largest 'good' number

Algebra Level 3

A number M M will be called good if there exists a , b , c , d a,b,c,d such that M ≤ a < b ≤ c < d ≤ M + 49 M\le a<b\le c<d\le M+49 and a d = b c . ad=bc.

What is the largest good number?


The answer is 576.

Tarit Goswami by Tarit Goswami , 23, India

This section requires Javascript.
You are seeing this because something didn't load right. We suggest you, (a) try refreshing the page, (b) enabling javascript if it is disabled on your browser and, finally, (c) loading the non-javascript version of this page . We're sorry about the hassle.

0 solutions

No explanations have been posted yet. Check back later!

0 pending reports

×

Problem Loading...

Note Loading...

Set Loading...