Kendra hasn't missed a day of school in 245 days. this is twenty days less than five times the number of days it has been since brandon has missed a day of school. how many days has it been since brandon missed a day of school.

Which function is odd check all that apply a. y=sin x b. y=csc x c. y=cot x d. y=sec x

Round to the nearest ten thousandth.i dont get this

The weekly amount spent by a company for travel has an approximately normal distribution with mean = $550 and standard deviation = $40. a) what is the probability that the actual weekly expense will exceed $570 for more than 20 weeks during the next year? (note: one year = 52 weeks) b) what is the probability that actual weekly expenses exceed $580 for 10 or more, but 16 or fewer weeks during the next year?