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The mean and the variance of a binomial distribution are 4 and 2 respectively. Then the probability of 2 successes is?
1178The minimum number of digits required to form every number which is greater than 900 and less than 9,000 is:
1414The price of Machine D equals the sum of the prices of machine A, B and C whose price are in the ratio 2:3:4 respectively. If weights of A, B, C and D varies as square of its individual price and difference of weight of D and A, B and C together is 9880 kg. Then what is the weight of D?
1535The ratio between two numbers is 5:7 and their product is 560. What is the difference between these two numbers?
1846The rectangle box with square base is open at the top. The maximum volume of the box made from 1200 m2 tin,in m3 is?
1499The time showed by an analog clock at a moment is 11 am then 1234567890 hours later it will show the time as:
2405The time showed by the clock at a moment is 8 am then the respective time of after and before 42896 hours is :
1772A 16 stored building has 12000 sq.feet on each floor. Company A rents floors and company B rents 4 floors. What is the number of sq.feet of unrented floor space.
1166A boy multiplied a number with 10 and got 100,instead of dividing it . If he divided it what would be the answer?
1535A company installed 36 punching machines at the begining of the year.In the spring they installed 9 additional m/c's and then discontinued 18 in the fall.How many were still installed at the end of the year?
1344The cost of four dozen proof machine ribbons and five dozen accounting machine ribbons was Rs.160/-. If one dozen accounting machine ribbons cost Rs.20/-, what is the cost of a dozen proof machine ribbons?
1 1949A man drives at a speed of 40 miles/hr. His wife left 30 mins. late with 50 miles/hr speed. when will they meet ?
1765a man purchased 6 stamps of rupees 1 and seven stamps of 50 paise.he paid Rs. 12. how much change he got back ?
1317
p and q are positive integers with their average 5, find how many different values can p take
Find the least value of 3x + 4y if x2y3 = 6.
The diameter of a circle is 21 metres. It will take how many revolutions to cover a distance of 6.6 km?
1. Profit and loss problem.. Two mercants sold a good of worth Rs 1000 from which one merchant A got profit from selling prices and merchant B got profit form cost price and profit for both is 25% what is difference amount.? 2.5lts solution bottles in which 4 lts of solution is filled in which 15 % of salt is mixed,1.5 lits solution is fell out and it is filled with water how much of salt content is present..? 3.Square of 21 cms and bull was tied at corner with rope of 7 cms how much area it can graze... 4.A and B can do a work 15 and 20 days respectively form which A as done half of the work and then b joind then it done 1/20th work how much many days in which a complted work which left by B.
A 2D array is declared as A[9,7] and each element requires 2 byte.If A[ 1,1 ] is stored in 3000. Find the memory of A[8,5] ?
If 20 men take 15 days to to complete a job, in how many days can 25 men finish that work?
Samuel is obviously a bad fisherman. During the past season, in which he and the five members of his team spent four months on a boat together off Dutch Harbor, AK, he caught fewer fish than any of his teammates. Which of the following, if true, most weakens the argument above? While fishing this past season, Samuel fell sick for a week and did not catch any fish during this time. Before becoming a fisherman, Samuel piloted a fishing boat whose members regularly caught record numbers of fish. Unlike the other fishermen on his boat, at the order of the captain, Samuel fished this past season with experimental bait. Two seasons ago, Samuel fished on another boat off Dutch Harbor and caught more fish than any other member of that boat.
the bucket size is 10KB.it takes 0.0001 KB/milisec to fill bucket.the bucket takes 100 or 1000 milisec to reach to destination.it takes 100 milisec to pass acknowledgement from dest to source.so calculate how much time will it take to pass N KB ,write formula. i don't remember the exact figures of bucket transmission time from source to dest
(998-1)(998-2)(998-3).....(998-n)= ? when n>1000
Complete the series 1 6 3 7 5 8 7 ?
I HAVE APPLIED RRB EXAM. SO IWANT TO MODEL OUESTION PAPERS (DEGREE)
The local wind which blows down the Rockies in Canada is known as:?
A batsman scored 120 runs including 16 fours and 2 sixes. What percentage of his total score did he make by running between the wickets?
The numbers A, B and C make a sum of 98. If the ratio A:B is 2:3 and that B:C is 5:8, the third number would be
Solve for x and y: 1/x - 1/y = 1/3, 1/x2 + 1/y2 = 5/9.
