Answer
115
Work Step by Step
If i = 1 to 5
Then the sum = 1$\times$(1 + 4) + 2$\times$(2 + 4) + 3$\times$(3 + 4) + 4$\times$(4 + 4) + 5$\times$(5 + 4)
= (1$\times$5) + (2$\times$6) + (3$\times$7) + (4$\times$8) + (5$\times$9)
= 5 + 12 + 21 + 32 + 45 = 115
