The highest concentration of $Auxin$ is found in:

The distribution of a random variable $X$ is given below:

$X = x$	$-2$	$-1$	$0$	$1$	$2$	$3$
$P(X = x)$	$\frac{1}{10}$	$k$	$\frac{1}{5}$	$2k$	$\frac{3}{10}$	$k$

The value of $k$ is:

Which among the following is a pair of monocarboxylic acids?

$A$ string $1\,m$ long is driven by a $300\,Hz$ vibrator attached to its end. The string vibrates in $3$ segments. The speed of transverse waves in the string is equal to .... $m/s$.

In what ratio does the $y-$axis divide the line segment joining the points $(-3, -4)$ and $(1, 2)$?

For the combination of logic gates shown in the figure,the equivalent logic gate is