Jerry Brooks purchases office supplies totaling $1,890. He can take advantage of cash terms of 2/10, n/30

Question:

Jerry Brooks purchases office supplies totaling $1,890. He can take advantage of cash terms of 2/10, n/30 if he obtains a short-term loan. If he can borrow the money at 10^% annual simple ordinary interest for 20 days, will he save money if he borrows to take advantage of the cash discount? How much will he save?