Question: how can improve my brain ability to silve maths problem in short time ? I wonder to know , I have an exam in next week , but i cant concentrate on maths problems , and i become exhaused very fast but i must solve about 180 problems  , how can i imrove my ability for these exam

Answer: There's this pill that you can take- FocusFactor or something like that anyways. Search for information on it.
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