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Answer Posted / abhishek bhatnagar
Hamid Ansari
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The crew of a rowing team of 8 members is to be chosen from 12 men (M1, M2, …., M12) and 8 women (W1, W2,…., W8), such that there are two rows, each row occupying one the two sides of the boat and that each side must have 4 members including at least one women. Further it is also known W1 and M7 must be selected for one of its sides while M2, M3 and M10 must be selected for other side. What is the number of ways in which rowing team can be arranged.
A man drives at a speed of 40 miles/hr while his friend drives at a speed of 50 miles/hr. If the friend leaves 30 minutes after the man, when are they going to meet?
On Monday a manufacturer processed a batch of bats, on Tuesday he processed three times as many, and on Wednesday he processed 4000 bats. In the three days, He processed 16000 bats. How many did he process on Tuesday?
The number 0.05 is what percent of 20?
Two trains in the same direction at 50 & 32 kmph respectively. A man in the slower train observes the 15 seconds elapse before the faster train completely passes him. What is the length of faster train ?
6 Face of a cube are painted in a manner ,no 2 adjacent face have same colour three colurs used are red blue green. Cube is cut in to 36 smaller cube in such a manner that 32 cubes are of one size and rest of them bigger size and each bigger side have no red side.
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.
15 software functions are there. It is known that atleast 5 of the m are defective. What is the probability that if three functions are chosen and tested, no errors are uncovered.
In a club there are male and female members. If 15 female quit then the number of males will become double the number of males. If 45 males quit no. of female becomes five times the number of males. Find the number of females.
A ship is away from the shore by 180 miles.A plane is travelling at 10 times speed of the ship.How long from the shore will they meet?
Instead of multiplying a number by 7, the number is divided by 7. What is the percentage of error obtained?
sadrine's avg on four tests is 80 which of the following cannot be the number of tests on which she earned exactly 80 points
What is the value of a property, which has been insured at the rate of 1/6% of its value, if the annual premium paid on it is Rs. 83.33 (in Rs.)?
There are no of urns &no of balls. If three balls are placed in each urn then 3 balls is left. If 4 balls are placed in each urn then 1 urn is left. What is the total no of balls?
total balls are z, the number of red balls is n and the remaining are blak balls,then the % of black balls equal to ?
