Find the value of '?'.

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Solution

The correct option is D 5
The magic star sum of any line is equal to $26$ .
So, here $? + 2 + 10 + 9 = 26$
$? + 21 = 26$
$? = 5.$

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Similar questions

2^{3^{4^{5}}} =

Q. Find the values of

x

, if
(i)

∣ ∣ ∣ \begin{matrix} 2 & 4 5 & 1 \end{matrix} ∣ ∣ ∣ = ∣ ∣ ∣ \begin{matrix} 2 x & 4 6 & x \end{matrix} ∣ ∣ ∣

(ii)

∣ ∣ ∣ \begin{matrix} 2 & 3 4 & 5 \end{matrix} ∣ ∣ ∣ = ∣ ∣ ∣ \begin{matrix} x & 3 2 x & 5 \end{matrix} ∣ ∣ ∣

Find values of x, if

(i) $|\begin{matrix} 2 & 4 \\ 5 & 1 \end{matrix}| = |\begin{matrix} 2 x & 4 \\ 6 & x \end{matrix}|$

(ii) $|\begin{matrix} 2 & 3 \\ 4 & 5 \end{matrix}| = |\begin{matrix} x & 3 \\ 2 x & 5 \end{matrix}|$

Q. Find values of x , if (i) 2 4 5 1 = 2 x 4 6 x (ii) 2 3 4 5 = x 3 2 x 5

Q. Find the values of x, if

(i)

|\begin{matrix} 2 & 4 \\ 5 & 1 \end{matrix}| = |\begin{matrix} 2 x & 4 \\ 6 & x \end{matrix}|

(ii)

|\begin{matrix} 2 & 3 \\ 4 & 5 \end{matrix}| = |\begin{matrix} x & 3 \\ 2 x & 5 \end{matrix}|

(iii)

|\begin{matrix} 3 & x \\ x & 1 \end{matrix}| = |\begin{matrix} 3 & 2 \\ 4 & 1 \end{matrix}|

(iv) If

|\begin{matrix} 3 x & 7 \\ 2 & 4 \end{matrix}| = 10

, find the value of x.

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Find the value of '?'.

The correct option is D 5The magic star sum of any line is equal to 26.So, here ?+2+10+9=26?+21=26?=5.

The correct option is D 5
The magic star sum of any line is equal to $26$ .
So, here $? + 2 + 10 + 9 = 26$
$? + 21 = 26$
$? = 5.$