As part of a campaign to promote it's annual clearance sale

Answer this question only if you know the answer! 30 points and

What is number 31 as a sum of tens and ones?

Daniel buys one bond each with a par value of $1,000 from grath oil, ombor medical supplies, and dwyn horticulture. grath oil bonds are selling at 120.514, ombor medical supplies bonds are selling at 90.773, and dwyn horticulture bonds are selling at 101.180. what is the total face value of daniel's bonds?