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1/3 rd of the contents of a container evaporated on the 1 st day. 3/4 th of the remaining contents of the container evaporated the second day. what part of the contents of the container are left at the end of the second day.
How many liters of water must be added to 30 liters of alcohol to make a solution that is 25%
In a fraction, if 1 is added to both the numerator at the denominator, the fraction becomes 1/2. If numerator subtracted from the denominator, the fraction becomes 3/4. Find the fraction.
A fold density is 19 times greater than the water and for copper it is 9 times.At what ratio you can mix gold and copper to get 15 times denser than water.
the decimal number was given.it was converted to other system.they asked to identify the system.i.e. octal,hexadecimal.
In a arithmetic reason 10,9,60,90,70 and 66.. .whats the next number with conclusion
In a certain city, 60% of the registered voters are congress supporters and the rest are BJP supporters. In an assembly election, if 75% of the registered congress supporters and 20% of the registered BJP supporters are expected to vote for candidate A, what percent of the registered voters are expected to vote for candidate A?
A fuel dealer mixes two brands of fuel which cost in the ratio 2:3 A solution of 30% Brand A with Brand B yields profit of 10% when sold at RS 297. What is cost of brand B?
Two trains are travelline at equilateral .Train A is travelling in the direction of earths spin.Other train B is travelling in opposite direction of earths spin.Which trains wheels will wear first?and why?
Each row of letters or numbers has a rule connecting them. Write the next number or letterin the brackets. N , O , M , P , L , Q , K , R , (_ _ _)
Find the next letter in the series A,C,F,J,0--
There are 4 married couples out of which 3 a group is needed . But thier should not be his of her spouse .How many groups are possible ?
How many 3-digit numbers with atleast one 5 in their digits?
A power unit is there by the bank of the river of 750 meters width. A cable is made from power unit to power a plant opposite to that of the river and 1500mts away from the power unit. The cost of the cable below water is Rs. 15/- per meter and cost of cable on the bank is Rs.12/- per meter. Find the total of laying the cable.
There are 9 coins. One of 9 is less weighted and others have equal weighed. Find the minimum no of balances to find the defective coin?
