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  1. (0.5 × 5 + 0.25 × 0.5 + 0.5 × 4 + 0.5 × 0.75) is equal to
    1. 5
    2. 10
    3. 15
    4. 20
Correct Option: A

Expression
= 0.5 (5 + 0.25 + 4 + 0.75)
= 0.5 × 10 = 5


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