The probability of waiting 4 minutes or longer for checkout at a particular supermarket counter is 0.1. On a given day, a man an
d his wife decide to shop individually at the market, each checking out at different counters. They both reach the counters at the same time.
1 answer:
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By taking <span>logarithmic of base 10
∴ </span><span>
∴ x log 4 = log 64
∴
∴ The correct choice is
</span><span>x = log base 10 of 64, all over log base 10 of 4</span>