document.write( "Question 742986: The first 5 numbers in a sequence are 5,6,8,11 and 15. What are the 8th and 10th numbers in the sequence? \n" ); document.write( "
Algebra.Com's Answer #452705 by Edwin McCravy(20056)![]() ![]() You can put this solution on YOUR website! \r\n" ); document.write( "\r\n" ); document.write( "You have to look for the pattern. Notice that you add 1,\r\n" ); document.write( "then you add 2, then you add 3, etc. See the pattern?\r\n" ); document.write( "It doesn't take a rocket scientist:\r\n" ); document.write( "\r\n" ); document.write( "Start with 5.\r\n" ); document.write( "Add 1 to 5, get 6.\r\n" ); document.write( "Add 2 to 6, get 8.\r\n" ); document.write( "Add 3 to 8, get 11.\r\n" ); document.write( "Add 4 to 11, get 15.\r\n" ); document.write( "Add 5 to 15, get 20.\r\n" ); document.write( "Add 6 to 20, get 26.\r\n" ); document.write( "Add 7 to 26, get 33. <-- That's the 8th number.\r\n" ); document.write( "Add 8 to 33, get 41. \r\n" ); document.write( "Add 9 to 41, get 50. <-- That's the 10th number.\r\n" ); document.write( "Add 10 to 50, get 60.\r\n" ); document.write( "Add 11 to 60, get 71.\r\n" ); document.write( "Add 12 to 71, get 83.\r\n" ); document.write( "Add 13 to 83, get 96.\r\n" ); document.write( "Add 14 to 96, get 110.\r\n" ); document.write( "Add 15 to 110, get 125.\r\n" ); document.write( "Add 16 to 125, get 141.\r\n" ); document.write( "Add 17 to 141, get 158.\r\n" ); document.write( "Add 18 to 158, get 176.\r\n" ); document.write( "Add 19 to 176, get 195.\r\n" ); document.write( "Add 20 to 195, get 215.\r\n" ); document.write( "\r\n" ); document.write( "\r\n" ); document.write( "Edwin\n" ); document.write( " |