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32 litres of milk and water solution contains 84% milk. How much water(in litres) should be added to this solution to reduce its concentration to 64%?

DAO 2019 paper

plz. sir or madam give cat exam syallubus

find units digit of number 3^5^7^9 +1
and of number 2^3^4^5
pls explain how to find units digit if number is raised to power...which is again raised to some number

how to prepare for cat in 3months

where are videos on questions for cat

How to find the integral sides of a triangle?

In the video for altitude,inradius & circumradius (geometry-triangles), the last example states that since tri.APQ~tri.ABC smaller radius:larger radius =1/3. But acc to theorem AP/AB=AQ/AC=PQ/BC=AR/AD=1/3.How can the radius be calculated?

Madam, I have NC OBC certificate as dated: 18.11.2015. Now is it valid for application? Can I upload this document?

i join the lrdi course but the videos are different as you show them earlier.