Question
Find the number of zeroes in 18 × 125 × 20 ×
32.Solution
Number of zeros will depend on how many times 10 i.e. (5 × 2) occur in the product Since, 18 × 125 × 20 × 32
= 2 × 9 × 5 × 5 × 5 × 2 × 2 × 5 × 2 × 2 × 2 × 2 × 2 Since, (5 × 2) occurred four times in the given product Therefore, required number of zeros = 4
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