2 hours after a freight train leaves Delhi a passenger
train leaves the same station travelling in the same
direction at an average speed of 16 km/hr. After travelling
4 hrs the passenger train overtakes the freight train. The
average speed of the freight train was?
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The lowest temperature in the night in a city A is 1/3 more than 1/2 the highest during the day. Sum of the lowest temperature and the highest temperature is 100 degrees. Then what is the low temp?
A lorry starts from Banglore to Mysore at 6.00 A.M,7.00am.8.00 am.....10 pm. Similarly one another starts from Mysore to Banglore at 6.00 am,7.00 am, 8.00 am.....10.00pm. A lorry takes 9 hours to travel from Banglore to Mysore and vice versa. A lorry which has started at 6.00 am will cross how many lorries.
Find out the Simple Interest paid for a sum of $4000 at the rate of 8% per annum for 3 months.
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In a digital circuit which was to implement (A B) + (A)XOR(B), the designer implements (A B) (A)XOR(B) What is the probability of error in it ?
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Find the correct choice if the sum of any 4 consecutive numbers is divisible by a number?
A, B ans C are three speakers. They have to speak randomly along with another 5 speakers in a function. A has to speak before B and B has to speak before C. What is the probability.
a cylinder ingot 6cms in diameter and 6 cms in height is and spheres all of the samesize are made from the material obtained.what is the diameter of each sphere?
A boy has Rs 3 in total. If he wins, he gains 1 Rupee and if he looses, he has to loose 1 Rupee. The boy may lose only 5 times in the game and if he earns 5 Rs, he has to quit the game. Find the number of ways of the possibilities.
In a class total 34 students, 16 are have a brother, 15 are have sisters, 9 students don't have either brothers or sisters.Find the number of students having both brother and sisters.
If log 0.317=……… and log 0.318=………. Then find the value of log 0.319.
if x=y=2z and xyz =256 then x=
a radioactive material of mass 16 grms in 10 years due to radiation. how many years will it take for the material to attain a mass f 1 gm
Find the next series number 1, 1, 2, 3, 6, 7, 10, 11, ?