Question
9 80
716 ? 57899 (121 – 125): What should come in place of the question mark (?) in the following number series?Solution
9 `xx` 32 – 12 = 80 80`xx` 32 – 22 = 716 716`xx` 32 – 32 = 6435 6435 `xx` 32 – 42 = 57899
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