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Recent questions tagged cat2009
4
votes
1
answer
1
CAT2009-10
If $f\left(x+\frac{y}{8}, x-\frac{y}{8}\right)=xy$, then $f(m, n)+f(n, m)=0$ Only when $m=n$ Only when $m ≠ n$ Only when $m= -n$ For all $m$ and $n$
makhdoom ghaya
asked
in
Quantitative Aptitude
Dec 30, 2015
by
makhdoom ghaya
427
views
cat2009
quantitative-aptitude
functions
2
votes
1
answer
2
CAT2009-9
The shaded portion of figure shows the graph of which of the following? $x(y-2x) \geq 0$ $x(y-2x) \leq 0$ $x\left(y+\frac{1}{2}x\right) \geq 0$ $x\left(y-\frac{1}{2}x\right) \leq 0$
makhdoom ghaya
asked
in
Quantitative Aptitude
Dec 30, 2015
by
makhdoom ghaya
651
views
cat2009
1
vote
1
answer
3
CAT2009-8
A $20$ litre vessel is filled with alcohol. Some of the alcohol is poured out into another vessel of an equal capacity, which is then completely filled by adding water. The mixture thus obtained is then poured into the first vessel to capacity. Then $6\frac{2}{3}$ ... alcohol was originally poured from the first vessel into the second? $9$ litres. $10$ litres. $12$ litres. $12.5$ litres.
makhdoom ghaya
asked
in
Quantitative Aptitude
Dec 30, 2015
by
makhdoom ghaya
2.8k
views
cat2009
quantitative-aptitude
0
votes
1
answer
4
CAT2009-7
The resistance of a wire is proportional to its length and inversely proportional to the square of its radius. Two wires of the same material have the same resistance and their radii are in the ratio $9:8$. If the length of the first wire is $162$cms, find the length of the other. $64$cm $120$cm $128$cm $132$cm
makhdoom ghaya
asked
in
Quantitative Aptitude
Dec 30, 2015
by
makhdoom ghaya
2.6k
views
cat2009
quantitative-aptitude
ratio-proportions
1
vote
1
answer
5
CAT2009-6
10% of the voters did not cast their vote in an election between two candidates. 10% of the votes polled were found invalid. The successful candidate got 54% of the valid votes and won by a majority of $1620$ votes. The number of voters enrolled on the voters list was: $25000$ $33000$ $35000$ $40000$
makhdoom ghaya
asked
in
Quantitative Aptitude
Dec 30, 2015
by
makhdoom ghaya
831
views
cat2009
quantitative-aptitude
0
votes
1
answer
6
CAT2009-5
The average age of a couple is $25$ years. The average age of the family just after the birth of the first child was $18$ years. The average age of the family just after the second child was born was $15$ years. The average age of the family after the third and the fourth ... of the family of six persons is $16$ years, how old is the eldest child? $6$ years $7$ years $8$ years $9$ years
makhdoom ghaya
asked
in
Quantitative Aptitude
Dec 30, 2015
by
makhdoom ghaya
2.5k
views
cat2009
quantitative-aptitude
age
0
votes
1
answer
7
CAT2009-4
The ratio of the roots of $bx^{2}+nx+n=0$ is $p : q$, then $\sqrt{\frac{q}{p}}+\sqrt{\frac{p}{q}}+\sqrt{\frac{l}{n}}=0$ $\sqrt{\frac{p}{q}}+\sqrt{\frac{q}{p}}+\sqrt{\frac{n}{l}}=0$ $\sqrt{\frac{q}{p}}+\sqrt{\frac{p}{q}}+\sqrt{\frac{n}{l}}=0$ $\sqrt{\frac{p}{q}}+\sqrt{\frac{q}{p}}+\sqrt{\frac{l}{n}}=0$
makhdoom ghaya
asked
in
Quantitative Aptitude
Dec 30, 2015
by
makhdoom ghaya
318
views
cat2009
quantitative-aptitude
quadratic-equations
2
votes
1
answer
8
CAT2009-3
In a certain zoo, there are $42$ animals in one sector, $34$ in the second sector and $20$ in the third sector. Out of this, $24$ graze in sector one and also in sector two. $10$ graze in sector two and sector three, $12$ graze in sector one and ... grazing in all the three sectors are now transported to another zoo, find the total number of animals. $38$ $56$ $54$ None of the above.
makhdoom ghaya
asked
in
Quantitative Aptitude
Dec 30, 2015
by
makhdoom ghaya
1.6k
views
cat2009
quantitative-aptitude
set-theory
1
vote
1
answer
9
CAT2009-2
If $\log(0.57)=\bar{1}.756$, then the value of $\log57 + \log(0.57)^{3}+\log\sqrt{0.57}$ is: $0.902$ $\bar{2}.146$ $1.902$ $\bar{1}.146$
makhdoom ghaya
asked
in
Quantitative Aptitude
Dec 29, 2015
by
makhdoom ghaya
481
views
cat2009
quantitative-aptitude
1
vote
1
answer
10
CAT2009-1
If $mx^{m}-nx^{n}=0$, then what is the value of $\frac{1}{x^{m}+x^{n}}+\frac{1}{x^{m}-x^{n}}$ in terms of $x^{n}$? $\frac{2mn}{x^{n}(n^{2}-m^{2})}$ $\frac{2mn}{x^{n}(n^{2}+m^{2})}$ $\frac{2mn}{x^{n}(m^{2}-n^{2})}$ $\frac{2mn}{x^{n}(m^{2}+n^{2})}$
makhdoom ghaya
asked
in
Quantitative Aptitude
Dec 29, 2015
by
makhdoom ghaya
331
views
cat2009
quantitative-aptitude
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