The annual profit at a chain of stores is normally distributed with a mean of $61,000 and a standard deviation of $23,000. The stores in the top 5% of annual profit were rewarded with a celebration. What
was the annual profit required to have a party?

$98,835.

Step-by-step explanation:

Given: Annual profit at a chain of stores is normally distributed with a mean () of $61,000 and a standard  deviation() of $23,000.

Let denoted the profit.

Let be the minimum profit required to have a party.

The stores in the top 5% (i.e. 0.05) of annual profit were rewarded with a celebration.

i.e.

Hence, the annual profit required to have a party was $98,835.

answer: all of the odd numbers were opened

the first person was the one that was opening all of the lockers. since one is odd, this causes all of the odd number lockers to be opened in the end.