self Maths Puzzle

A container contains 40 litres of milk. From this container 4 litres of milk was taken out and replaced by water. This process was repeated further two times. How much milk is now contained by the container.

Read Solution (Total 1)

firstly milk=40 litre
ist out=4 litre
which is 10% 0f total
left milk=36 litre

repeating 1st time milk left= 36 - (10% of 36)
=36-3.6=32.4
repeating on 2nd time milk left= 32.4- (10% of 32.4)
= 32.4-3.24= 29.16 litre
12 years agoHelpfull: Yes(15) No(5)

self Other Question

In a division sum, the divisor is 10 times the quotient and 5 times the remainder. If the remainder is 46, the dividend is Two vessels A and B contain spirit and water in the ratio 5 : 2 and 7 : 6 respectively. Find the ratio in which these mixture be mixed to obtain a new mixture in vessel C containing spirit and water in the ration 8 : 5 ?