Most viewed questions in Quantitative Aptitude

1 votes
0 answers
42
Given that $\dfrac{\log P}{y-z} = \dfrac{\log Q}{z-x} = \dfrac{\log R}{x-y} = 10$ for $x \neq y \neq z$, what is the value of the product $PQR$?$0$$1$$xyz$$10^{xyz}$
2 votes
1 answer
43
If $f(x) = x^2$ for each $x\in (-\infty,\infty)$, then $\large \dfrac{f\left(f\left(f(x)\right)\right)}{f(x)}$ is equal to _______.$f(x)$$(f(x))^2$$(f(x))^3$$(f(x))^4$
1 votes
0 answers
45
For non-negative integers, $a, b, c$, what would be the value of $a+b+c$ if $\log a + \log b + \log c = 0$?$3$$1$$0$$-1$
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48
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50
A three-member committee has to be formed from a group of $9$ people. How many such distinct committees can be formed?$27$$72$$81$$84$
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52
What is the value of $x$ when $81\times\left (\dfrac{16}{25} \right )^{x+2}\div\left (\dfrac{3}{5} \right )^{2x+4}=144?$$1$$-1$$-2$$\text{Can not be determined}$
0 votes
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54
$(x\% \text{ of }y)$ + $(y\% \text{ of }x)$ is equivalent to ______ .$2\% \text{ of } xy$$2\% \text{ of } (xy/100)$$xy\% \text{ of } 100$$100\% \text{ of } xy$
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57
Hema's age is $5$ years more than twice Hari's age. Suresh's age is $13$ years less than Hari's age. If Suresh is $3$ times as old as Hema, then how old is Hema?$14$$17$$...
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58
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59
A square pyramid has a base perimeter $x$, and the slant height is half of the perimeter. What is the lateral surface area of the pyramid?$x^{2}$$0.75 \: x^{2}$$0.50 \: x...
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60
The sum of the digits of a two digit number is $12$. If the new number formed by reversing the digits is greater than the original number by $54$, find the original numbe...
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64
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68
1 votes
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72
Choose the most appropriate equation for the function drawn as a thick line, in the plot below.$x=y – \mid y \mid $$x=-(y – \mid y \mid )$$x=y+ \mid y \mid $$x=-(y+...
0 votes
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73
1 votes
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74
0 votes
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78