This mathematics problem involves applying core mathematical principles and formulas. Below you will find a complete step-by-step solution with detailed explanations for each step, helping you understand not just the answer but the method behind it.
ScanSolve AI Answer
Step 1: List all the given marks. The marks provided are: 666.5, 639.4, 565.85, 560.7, 509.65, 549.4, 503.3, 492.91, 468.15, 439.55, 460.35, 405.45, 377.05, 389.55, 336.65, 371.45, 384.45, 389.8, 350.55, 300.75, 308.73, 290.25, 288.61, 256.05, 248.6, 223.55, 227.85, 200.5. Step 2: Arrange the marks from highest to lowest and assign ranks. |c|c| Rank & Mark \\ 1 & 666.5 \\ 2 & 639.4 \\ 3 & 565.85 \\ 4 & 560.7 \\ 5 & 549.4 \\ 6 & 509.65 \\ 7 & 503.3 \\ 8 & 492.91 \\ 9 & 468.15 \\ 10 & 460.35 \\ 11 & 439.55 \\ 12 & 405.45 \\ 13 & 389.8 \\ 14 & 389.55 \\ 15 & 384.45 \\ 16 & 377.05 \\ 17 & 371.45 \\ 18 & 350.55 \\ 19 & 336.65 \\ 20 & 308.73 \\ 21 & 300.75 \\ 22 & 290.25 \\ 23 & 288.61 \\ 24 & 256.05 \\ 25 & 248.6 \\ 26 & 227.85 \\ 27 & 223.55 \\ 28 & 200.5 \\ That's 2 down. 3 left today — send the next one.