John makes $400 per week. What does it mean for him to get a l50% salary raise. Explain in words and then give and example showing a calculation

The cash price of a television is $580.the hire-purchase price of the television is $865.the hire-purchase price is an initial deposit of n% of the cash price and 6 equal monthly payments of $120.find the value of n.

Solve this problem! extra ! 3025/5.5 = a/90.75 / = fraction

Which of the following is a solution of z^6 = 64i? 2(cos105° + isin105°) 2(cos120° + isin120°) 2(cos135° + isin135°) 8(cos15° + isin15°)