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Mark Rober

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Im mark doing this for a vid and testing i already know this question but im looking for your answers Does Math stand for
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1 hour and 35 amigo
I'm mark doing this for a video and testing. I already know this question but I'm looking for your answers Does Math stand for? And it is not mental abuse to humans
A - correct B - I assume we can now use the 1?2?4? , so we can use only 7 other digitsnumber of ways= 7x1x6x1x5 = 210 c - correct D - evens at front and end4x?x?x?x3 , leaves 7 for the other places= 4x7x6x5x3 = 2520 also the other person stole my answer
The Bus will leave in 60 minutes its 8 am to 11 am

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