Missing Numbers - 2

Logic Level 2

In the number square given below, what number should replace " $\small ?$ "?

$\Large \begin{array} {| c | c | c |} \hline \\ \ 3 & \ 1 & 10 \\ \hline \\ \ 4 & \ 2 & 18 \\ \hline \\ \ 5 & \ 3 & ? \\ \hline \end{array}$

2 solutions

Ram Mohith
Oct 20, 2018

$\begin{array}{c}~ 3^2 + 1 = 9 + 1 = 10 \\ 4^2 + 2 = 16 + 2 = 18 \\ 5^2 + 3 = 25 + 3 = \boxed{28} \\ \end{array}$

Tharun Aju
Oct 21, 2018

In any row,first number squared+ second number gives third number Following this we get answer as 28