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  1. (53 × 87 + 159 × 21 + 106 × 25) is equal to
    1. 16000
    2. 1060
    3. 10600
    4. 60100
Correct Option: C

Expression
= (53 × 87 +159 ×21 + 106 × 25)
= 53 (87 +3 ×21 + 2 × 25)
= 53 (87 + 63 + 50)
= 53 × 200 = 10600


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