that's √2xy in last 3rd line

29th 30% of 200 ml means 60ml of from first , applying alligation

answer is d ?

Option a ..?

Hi Richa ,

since it says least no. of times let one picks the faulty ball and he gets to know its weight but to know that it is a faulty he has to check 2 more s...

x+1/x =5 x^3 + 1/x^3 +3*5 = 125 x^3 + 1/x^3= 110

110

3 ?

it's asking for total time in return journey I didn't read it clearly. I got it now

sir, the question is saying twice the length of time but you've taken twice the length of distance

for this 10 digit one thing is for sure there will be more no. of zeros than any other no. so we will start by putting 10 zeroes but for that we need ...

Got it thank you sir