3 1 10 × 3 10 + 1 2 5 ÷ 20 = ?
(1) 0                (2) 1                (3) 50               (4) 100

Dear student,

3110×310+125÷20=3110×310+75×120=93100+7100=93+7100=100100=1thus option (2) is correct

Regards

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