Q(4)- There are two vessels one containing 12 ltrs of water,the other 6 litress of wine.if a liter be taken out of each and poured in to other,and if this be repeated 4 times ,find how much of wine and water will be in each?
Q(5)- if interest compounded quaterly, which of the following is necessarily true regarding the effective annual rate of interest? a) it is same for every year b) it becomes four times that of the previous year c) it increases by 4% every year d) none
A person was asked to measure the volume of 2 different spheres. He found it out correctly but forgot the answer... But he remembers that both the radii were integers.Can you tell him the exact answer?
at an election there are 5 candidates and three members to be elected,and an elector may vote for any no. of candidates not greater than the no. to be elected.hen the number of ways in which an elector may vote is a)25 b)30 c)32 d)none of these
A flagstaff located at a point R is observed from two points P and Q. Q is to the east of P at a distance of 50 meters. The flagstaff is due north of P and angle RQP = 45 deg. The sum of angle of elevation from P and Q is 90 deg. Find height of flagstaff ? Explanation also
In sequence of terms a1,a2,a3...., he nth term ,an (for n>1), is given by an=an-1 + an+1 . If a7=6 and a14=7, find s26/s13, where Si is the sum of all the 1st i terms in the sequence . a)1/6 b)-1/6 c)13/6 d) cannot be determined (approach also please)
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In an entrance exam of a reputed mba institute, there are 25 que. on ps. 3 mark awarded for correct ans, 1 mark deducted for every incorrect .No mark given or deducted for unattempted.If ram net score was 34 what will be max no. of questn attempted by him.
The number system of xyz island is of base 28 .Symbols used are 0-9 and then A to R,i.e 0 in base 28 corresponds to 0 in decimal ,A in base 28 corresponds to 10 in decimal.29 in decimal represented by 11 in base 28 and so on.
The average age of a group of 7 women on this island is increased by 3 years when one women aged 11 years (in base 28) is replaced by new women .What i the age of that new women.
1) abc are three digit numbers and can take value from 0-9,such that abc are not equal to each other.. and a+4b+c is divisible by 40 .. find how many such numbers possible
2) In the year 2013 60,000 students wrote elitmus exam.A company XYZ is hiring students with good ph.the company wants the top % students. In the first round 70% of the ppl were rejected, in the second round 60% of the remaining were rejected. In the third round only 50% cleared..in the last round the manager selects 1 among every 3 person and the company wants to hire 6 ppl.. assuming that all the 60,000 students applied.. what % of the 60000 were shortlisted by the company ??
