Mathematics
maivyang123
2021-04-07 16:05:12
Bob and ling are playing a number pattern game. Bob wrote the following sequence 28.9,26.8,24.7, ? ,20.5 Whats the rule and the unknown term Please help
ANSWERS
wasikin146
2021-04-07 18:42:18

The rule is decreasing by 2.1 because when you subtract 28.9-26.8 you get 2.1 and when you subtract 26.8-24.7 you also get 2.1 The unknown term is 22.6 because 24.7-2.1 is 22.6

johnnyzhou2009
2021-04-07 18:43:33

The unknown term is 22.6 28.9 26.8 24.7 22.6 20.5 As you can see, the numbers after the decimal point descends by 1 point. 9 , 8 , 7 , 6 , 5 While the numbers before the decimal point descends by 2 points, 28 , 26 , 24 , 22 , 20

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