if the chance of finding a natural pearl in an oysyer is 0.08%,then how many oysters will have to be cracked open to find 10 pearls.
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Chances of finding natural pearl in oyser= 0.08%
Pearls to be found in 10000 oysers= 8{0.08% of 10000=8}
For 8 pearls we cracked 10000 oysers
For 1 pearl we crack 10000/8 oysers
For 10 pearls we need to crack 10000/8×10 oyser
=10000/8× 10
=1250 × 10
=12500 Oysers..
Pearls to be found in 10000 oysers= 8{0.08% of 10000=8}
For 8 pearls we cracked 10000 oysers
For 1 pearl we crack 10000/8 oysers
For 10 pearls we need to crack 10000/8×10 oyser
=10000/8× 10
=1250 × 10
=12500 Oysers..
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