Recent questions tagged national-talent-exam

Refer the below diagram : The following numbers are arranged based on some pattern or principle. Choose the correct answer for the term marked by the symbol (?)

asked Nov 24, 2014 by meena.p

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Refer the below diagram : The following numbers are arranged based on some pattern or principle. Choose the correct answer for the term marked by the symbol (?)

asked Nov 24, 2014 by meena.p

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Refer the below diagram : The following numbers are arranged based on some pattern or principle. Choose the correct answer for the term marked by the symbol (?)

asked Nov 24, 2014 by meena.p

1 answer

Refer the below diagram : The following numbers are arranged based on some pattern or principle. Choose the correct answer for the term marked by the symbol (?)

asked Nov 24, 2014 by meena.p

1 answer

Refer the below diagram : The following numbers are arranged based on some pattern or principle. Choose the correct answer for the term marked by the symbol ?

asked Nov 24, 2014 by meena.p

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The value of $\sin^25^{\large\circ}+\sin^210^{\large\circ}+\sin^215^{\large\circ}+.....+\sin^290^{\large\circ}$ is

asked Nov 24, 2014 by sreemathi.v

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If $\sec\theta+\cos \theta=\sqrt 5$,the value of $\sec^2\theta+\cos^2\theta$ is

asked Nov 24, 2014 by sreemathi.v

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The perimeter and area of a sector are $18$ cm and $20$ sq.cm respectively.Then the length of the arc is

asked Nov 24, 2014 by sreemathi.v

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The following numbers are arranged based on some pattern or principle. Choose the correct answer for the term marked by the symbol ? $6,9,18,21,30?$

asked Nov 24, 2014 by meena.p

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If each side of a rectangle is increased by $20\%$,then the percentage increase in its area is

asked Nov 24, 2014 by sreemathi.v

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If $A=\begin{pmatrix}a&b\\c&d\end{pmatrix}$ where $a,b,c,d \in R$ such that $AB=BA$ for each $2\times 2$ matrix $B$,then $b^2+c^2$

asked Nov 24, 2014 by sreemathi.v

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The following numbers are arranged based on some pattern or principle. Choose the correct answer for the term marked by the symbol ? $0,3,9,18,30,?$

asked Nov 24, 2014 by meena.p

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A natural number $K$ is chosen from the set $\{1,2,3,....100\}$ .The probability that it is prime is

asked Nov 24, 2014 by sreemathi.v

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The mean of 16 numbers is $48$.If each number is divided by 4 and diminished by 3,then the new mean is

asked Nov 24, 2014 by sreemathi.v

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The numbers are arranged in the descending order : $108,94,88,82,x+7,x-7,60,58,42,39$.If the median is $73$,the value of $x$ is

asked Nov 24, 2014 by sreemathi.v

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If the sum S of three consecutive even numbers is a perfect square between 200 and 400,then the square root of S is

asked Nov 24, 2014 by sreemathi.v

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The units digit in the decimal expansion of $7^{25}$ is

asked Nov 24, 2014 by sreemathi.v

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It is given that there is no solution to the system $x+2y=3,ax+by=4$.Which one of the following is true?

asked Nov 24, 2014 by sreemathi.v

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Suppose that a quadratic polynomial $x^2+bx+1 \in R$,has two zeroes which are both real then which one of the following is necessarily true?

asked Nov 24, 2014 by sreemathi.v

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Given that $P(x)$ and $Q(x)$ are polynomials of degree 3 with real coefficients,which one of the following is not true?

asked Nov 24, 2014 by sreemathi.v

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The sum of the first K natural numbers is A,for a certain $K > 1$,the sum of their cubes is B,then $\log_{\sqrt A}B$ is

asked Nov 24, 2014 by sreemathi.v

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Let N be the set of natural numbers and P be the set of prime integers in N.If $A=\{n/n\in N,n$ is a multiple of some prime $P\in P$,then $N-A=\{n\in N/n\in A\}$ is

asked Nov 24, 2014 by sreemathi.v

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