Question

5. The number of zeros in the product
5 x 10 x 25 x 40 x 50 x 55 x 65 x 125 x 80 is
(a) 12 (b) 8
(c) 13
(d) 9

with explaination
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Answer 1

Answer:

its easy

Step-by-step explanation:

there are 9 zeroes can explain clearly

Answer 2

Answer:

B) 8

Step-by-step explanation:

5 x 10 x 25 x 40 x 50 x 55 x 65 x 125 x 80 i

= 5 x 10 x ×5× 5 x 10× 2×2×x 5× 10 x 55 x 65 x 5×5× ×5 x 10 ×2×2×2

= 5 x 10 x ×5× 5 x 10× 2×2×x 5× 10 x 55 x 65 x 5×5× ×5 x 10 ×2×2×2

=10× 10×10×( 2× 5)×(2× 5)×( 2× 5)×(2× 5)×(2× 5)×5× ×5×55×65

number of tens 8

The number of zeros in the product = 8

answer (B) 8