Answer:
19008
Step-by-step explanation:
550 is equal to 11 multiplied by 50.
1. Solve for multiples of 11 between 550 and 850
11 · 51 = 561
11 · 52 = 572
11 · 53 = 583
11 · 54 = 594
11 · 55 = 605
11 · 56 = 616
11 · 57 = 627
11 · 58 = 638
11 · 59 = 649
11 · 60 = 660
11 · 61 = 671
11 · 62 = 682
11 · 63 = 693
11 · 64 = 704
11 · 65 = 715
11 · 66 = 726
11 · 67 = 737
11 · 68 = 748
11 · 69 = 759
11 · 70 = 770
11 · 71 = 781
11 · 72 = 792
11 · 73 = 803
11 · 74 = 814
11 · 75 = 825
11 · 76 = 836
11 · 77 = 847
2. Add the products together
= 19008