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in a city, there are 100 buildings numbered by corporation between 0-100, how many twos are shown in door,
a solution is prepared by mixing two solution with sprit 20% & 60%…In what ration they should be mixed to get the 50% sprit in resultant solution .
sir plz send the rrb exam question papers my emailid is abhilasha.bollepalli@gmail.com
Argentina had football team of 22 player of which captain is from Brazilian team and goalie from European team. For remaining player they have picked 6 from argentine and 14 from European. Now for a team of 11 they must have goalie and captain so out of 9 now they plan to select 3 from Argentinean and 6 from European. Find out no of methods available for it. (2 marks)
If A/B = 3/5,then 15A = ?
A son and father goes for boating in river upstream . After rowing for 1 mile son notices the hat of his father falling in the river. After 5min. he tells his father that his hat has fallen. So they turn around and are able to pick the hat at the point from where they began boating after 5 min.Tell the speed of river.
A chain is broken into three pieces of equal lenths containing 3 links each. It is taken to a backsmith to join into a single continuous one . How many links are to to be opened to make it ?
720 buses operate from a depot, but 168 are being repaired. What percentage of the total that are in service?
How many ewes (female sheep) in a flock of 50 sheep are black? 1. There are 10 rams (male sheep) in the flock. 2. Forty percent of the animals are black. statement 1 alone is sufficient, but statement 2 alone is not sufficient to answer the question statement 2 alone is sufficient, but statement 1 alone is not sufficient to answer the question each statement alone is sufficient statements 1 and 2 together are not sufficient, and additional data is needed to answer the question
two bowls are taken, one contains water and another contains tea equal amount . One spoon of water from 1st is added to second bowl and mixed well, and a spoon of mixture is taken from second bowl and added to the 1st bowl. Which statement will hold good for the above?
If 13 = 13w/(1-w) ,then (2w)2 = ?
they asked the temperature problem.it was same as previous papers.the ratio was -t*t/6+4t+12.
A theif steals half the total no of loaves of bread plus 1/2 loaf from a backery. A second theif steals half the remaing no of loaves plus 1/2 loaf and so on. After the 5th theif has stolen there are no more loaves left in the backery. What was the total no of loaves did the backery have at the biggining.
If a car starts from A towards B with some velocity due to some problem in the engine after travelling 30km.If the car goes with 4/5 th of its actuval velocity the car reaches B 45min later to the actual time. If the car engine fails ofter travelling 45km, the car reaches the destination B 36min late to the actual time , what is the initial velocity of car and what is the distance between A and B in km ans) 20 &
find then next series number 5,6,7,8,10,11,14,..?