Answer Posted / sujith
malaysia
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Two trains move in the same direction at 50 kmph and 32 kmph respectively. A man in the slower train observes the 15 seconds elapse before the faster train completely passes by him. What is the length of faster train?
Using the digits 1,5,2,8 four digit numbers are formed and the sum of all possible such numbers.
A class consists of 100 students, 25 of them are girls and 75 boys; 20 of them are rich and remaining poor; 40 of them are fair complexioned. The probability of selecting a fair complexioned rich girl is
Complete the series 2, 7, 24, 77,__ (hint: 2*12= 24, 7*11= 77, therefore 24*10=
If f(0)=1 and f(n)= f(n-1)*n, find the value of f(4).
Find out the Simple Interest paid for a sum of $4000 at the rate of 8% per annum for 3 months.
if a=2, b=3, c=6 Find the value of c/(a+b)-(a+b)/c
Every station in N rail road issue every other station's ticket. some stations are added.Now they have to issue 46 more tickets. say the No.of stations after and before added.
A can do a piece of work in 30 days, which B can do in 20 days. Both started the work but A left 5 days before the completion of the work. It took how many days to complete the work?
12 Blacksox and 12 Whitesox mixed in a box,a pair of sox is picked at a time,in which pick how many pick ,to get the right pair(black&black or white&white)?
A bike runs at the speed of 50 km/h when not serviced and runs at 60 km/h when serviced. After servicing the bike covers a certain distance in 6 h. How much time will the car take to cover the same direction?
There are 6 people W,H,M,C,G,F who are murderer, victim, judge, police, witness, hangman. There was no eyewitness only circumstantial witness. The murderer was sentenced to death. Read following statement and determine who is who.
Two trains move in the same direction at 50 kmph and 32 kmph respectively. A man in the slower train observes the 15 seconds elapse before the faster train completely passes by him.
There are 4 boys and 3 girls. What is the probability the boys and girls sit alternately?
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