Question

find the missing number 12 47 21 10 52 4 64 ?24

Answer 1

The missing number of the given series is 83.

Step-by-step explanation:

Given:

To find the missing number 12 47 21 10 52 4 64 ?24

To find:

Find the missing number

Solution :  

From the given,

$\frac{12}{4} = \frac{21}{7}$

Similarly $\frac{10}{5} = \frac{4}{2}$

Then,  $\frac{64}{8} = \frca{24}{3}$

x = 83

                   OR  

Alternate method:

3×7=21, 4×3=12

2×2=4,   5×2=10

8×3=24, 8×8=64

therefore,

X= 83.

To find more:

Find the missing number :7,15,28,59,114,?

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