25 ltr of a milk contains 2% of water. what quantitiy of pure ilk should be added to make water content 1%:
Theaverage of four number A, B, C and D is 60. the average of first two number A is 48 and average of last two number is 72. whats the average of B&C
80% of 50% of 250% of 60 is
A 320Mr long train crosses another trains running at 24km/hr in 16 seconds. whats the speed of first train
A and B do a work complete in 24 days, B & C do the same work in 30 days and C & A takes 40 days to complete the work. In how many days all three together can complete the same work.
A's income is 20% more than B. so B's inome is lesser than A's income in %: