Wall of 88 m. Man climb 12 and falls by 8, when he will reach at top?
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M, N, O are jogging in the same direction around a circular track. The track is marked with numbers from 1 to 12, like the dial of a watch. The 12 numbers are uniformly spaced on the track. M overtakes N once at 5 and then the next time again at 9. M overtakes O once at 2 and then the next time again at 4. Find the ratio of N's speed to O's speed?
A family has several children. Each boy in this family has as many sisters as brothers but each girl has twice as many brothers as sisters. How many brothers and sisters are there?
How many liters of water must be added to 30 liters of alcohol to make a solution that is 25%
how 1000000000 can be written as a product of two factors neither of them containing zeros
consider expression 'ab' . what happens when 'a' is divided by 'c' &'b' is multiplied by 'c'.
A person is 80 years old in 490 and only 70 years old in 500 in which year is he born?
Supposing a clock takes 7 seconds to strike 7. How mlong will it take to strike 10?
What would be the simple interest obtained on an amount of Rs. 3460 at the rate of 8.5 per cent per annum after 6 years?
In a car wheel, two spokes cover 15 degree. Then for the entire car,how many spokes are there?
1,40,00,000 pencils are put up straight. all the pencils are of length range 3 to 6 inches. 80% of the pencils have average of five inches. so the find out the total length spanned by the penciles.
If 20 men take 15 days to to complete a job, in how many days can 25 men finish that work?
a block of ice floats on water in a beaker, as the ice melts,the water level in the beaker will
in pure milk if 20% replaced by water and in this again 20% is replaced by water and again 20% is replaced by water then what is the proportion of milk in that mixture
In a class of 60 students, a student of weight 45 Kg leaves the class. The average weight of the class is then increased by 200 gms. What is the average weight of the remaining 59 students in the class?
2 persons are doing part time job in a company(say a and b). THe company is open for all the 7 days of the week.'A' works every second day.'B' works every 3rd day.If 'A'works on 1st june and 'B' works on 2nd june.Find out the date on which both 'A' and 'B' will work together.