What is the simple interest earned on a $1,000 principle, with a 7.8% interest rate, after 4 years? (Show your work)

Giving ad is congruent to bc and angle bcd is congruent to angle adc prove d e is going to ce

The tuition costs, c, for a local community college are modeled by c(h) = 250 + 200h, where h represents the number of credit hours taken. the local state university has tuition costs, s, modeled by the function s(h) = 300 + 180h. how many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.

Billie holiday sells children's clothing for sara vaughn's toddler shop. baby blankets sell for $29.99 after a markup rate based on cost of 109%. find the cost and the markup.