for what reason did many children of the nobility enter the church in the middle ages and plant a seed of corruption?

What is the best piece of financial advice in regard to the various investment and financial opportunities advertised?

Jerrold has to buy 12 copies of a textbook which costs $36.25 per copy. how much must he spend for them?

Emmanuel has had a sharps exposure at work and has reported the incident, his employer has offered him an immediate confidential medical evaluation and follow-up care. what can he expect from the exam?