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A 20% ethanol solution is mixed with another ethanol solution, say, S of unknown concentration in the proportion 1:3 by volume. This mixture is then mixed with an equal volume of 20% ethanol solution. If the resultant mixture is a 31.25% ethanol solution, then the unknown concentration of S is? how to do it using alligation method??

Hey, just a quick question. If in a question profit percentage for two items given is same, then the positive profit profit percentage is considered same right?(A question says out of 5 items, 3 were sold in profit and 2 in loss, now there can be a possibility of loss percentage or profit percentage being the same.)

hey guyss could u please help me how can i access my mocks? i have made the payment but still i can't access them.its showing premium again.

Hi team, can you plz let me know whether iift forms are out?

Are the NMAT mocks updated as well??

score vs percentile estimation for new pattern

i score comparatively well in sectionals but in full length mocks. how do i correct this?

Hi! Will it cover all my concepts if I complete the daily targets?

Is Dash 7 Easier than other Full Length Mocks like Dash CAT 3/4/5 ???? Actually I scored comparitively better in Dash CAT 6 & 7, so just wanted to check wheater the paper was tough or I am Improving.

I did not attempt last year exam paper they are showing it done