the matirial for one headband costs $0.95. Each headband is sold foe $3.80. What percentage of $0.95 is $3.80?

What is the value of the expression below? (81^2)^1/8

Alcoa was $10.02 a share yesterday. today it is at $9.75 a share. if you own 50 shares, did ou have capital gain or loss ? how much of a gain or loss did you have ? express the capital gain/loss as a percent of the original price

Parallelogram rstu is a rhombus. m∠r = 120° what is m∠t = 120 (what is m∠rsu? )