A clothing store bought packages of three pairs of socks for $1.75. The store owner marked up the price by 80%.

a. What is the retail price?

b. After a month, the store owner marks down the retail price by 20%
What is the sales price?

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.

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step-by-step explanation:

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answer: it depends on what the tax percentage

1. a^4+8a^3+24a^2+32a+16

2.y^8+8y^7+28y^6+56y^5+70y^4+56y^3+28y^2+8y+1

3.x^6-3x^4y^2+3x^2y^4-y^6