3, 1.5, 1.5, 2.25, 4.5. ....

7.5

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9.25

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11.25

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13.75

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Solution

The correct option is C 11.25
The pattern is $3, 3 \times \frac{1}{2}, 1.5 \times 1, 1.5 \times 1.5, 2.25 \times 2$ ......
$\therefore Missing \ number is 4.5 \times2.5 = 11.25$

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Similar questions

3, 1.5, 1.5, 2.25, 4.5, . . . . .

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