a milkman diluted milk to an extent of 25% of the original volume of pure milk with water and price it same as the cost price of milk. Part of the water evaporated and the volume was reduced to 23/25th of the diluted volume. The profit percent to the milkman is
the percentage volume of alcohol in three solutions M, N and O form a geometric progression in that order. If we mix the first, second and third solutions in the volume ratio of 2:3:4, we obtain a solution containing 32% alcohol . If we mix them in the ratio 3:2:1 by volume, we obtain a solution containing 22% alcohol. what is the percentage of alcohol in M ?
the contents in beakers A and B are 90 litres of milk and 90 litres of water respectively. Now 30 litres of milk is taken from A and put into beaker B. After thoroughly mixing , 12 litres of the mixture is taken from B and put into beaker A. What is the percentage of water in beaker A?
three friends kartik , vivek and sameer divide rs. 1,105 amongst them in such a way that if rs. 10, rs. 20 and rs. 15 are removed from the sums that kartik, vivek and sameer received respectively then the share of the sums that they got will be in the ratio of 11:18:24 . how much did sameer receive ?
at the beginning of a team the ratio of the number of boys in a school under 15 years to those over 15 years age was 5:4 at the end of the term the ratio was 7:8 as 20 of the boys had reached the age of 15 years during the term. find the total no. of boys in the school, given that no boy left or was admitted during the term
(1) 225 (2) 105 (3) 250 (4) 215
chanda purchased two triangular plots , each of which had exactly two sides of length 100 m. find the maximum possible difference of perimeter of the two plots, if it is knows that neither of the two plots is less than 4800 sq. m in area.
there are two right pyramids with a square base. the two pyramids are similar in shape. the height of the first pyramid is 30 m and that of the smaller is 22.5 m . 36 men take 32 days to build the first pyramid. How many days would 54 men of the same efficiency take to build the second pyramid?
49 81 123 156 221...find the odd one?
63-30=30...72-10=40 then 81-60=?
251 (12) 107
381 (?) 125
statements: all huts are painted blue.
statements: all chillies are garlics.
jaundice : liver :: ?
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arrange the following according to the stages in the life cycle of a butterfly:
identify the diagram that best represents the relationship among classes given below:
find the wrong number in the given series
Can anyone tell about the changed pattern of CGL 2014 ??
friends any good websites for gk preparation??does anyone have fci mt on 17th november..
The tank-full petrol in Arun's motorcycle lasts for 10 days. If he starts using 25% more petrol every day, how many days will tank-full petrol last? (UPSC CSE 2013)