Chad plans to attend a private college with tuition and fees of about $30,000 per year. Room and board will cost $9,000 per year, and textbooks will cost another $800 each year. How much should Chad plan to spend on 4 years of education at this college?

Ineed solving this problem h/8=-25 solve for h idk how to this can someone show me and also give an answer you

What are the equivalent ratios for 24/2= /3= /5.5=108/ = /15

Afactory makes propeller drive shafts for ships. a quality assurance engineer at the factory needs to estimate the true mean length of the shafts. she randomly selects four drive shafts made at the factory, measures their lengths, and finds their sample mean to be 1000 mm. the lengths are known to follow a normal distribution whose standard deviation is 2 mm. calculate a 95% confidence interval for the true mean length of the shafts. input your answers for the margin of error, lower bound, and upper bound.