1、0 -1 （） 7 28 A.2 B.3 C.4 D.52、1 7 24 33 46 () 92 A.65 B.67 C.69 D.713、1 2 3 2 () 6 A.23 B.3 C.33 D.5 4、0 5 8 1 7 () 37 A.31 B.27 C.24 D.225、9 1 3 18 24 31 () A.39 B.38 C.37 D.406、6 1 2 19 27 33 () 48A.39 B.40 C.41 D.427、1 6 1 7 19 22 27 () 45A.35 B.34 C.36 D.37

1、0 -1 （） 7 28 A.2 B.3 C.4 D.52、1 7 24 33 46 () 92 A.65 B.67 C.69 D.713、1 2 3 2 () 6 A.23 B.3 C.33 D.5 4、0 5 8 1 7 () 37 A.31 B.27 C.24 D.225、9 1 3 18 24 31 () A.39 B.38 C.37 D.406、6 1 2 19 27 33 () 48A.39 B.40 C.41 D.427、1 6 1 7 19 22 27 () 45A.35 B.34 C.36 D.37

1. 0 - 1 (a) 7 28 A.2 B.3 C.4 d.52, 1 7 24 33 46 () 92 a.65 b.67 c.69 d.71 questions should be: 17,24,33,46, (65), 92 difference: 7,9,13,19,27 further difference: 2,4,6,83, 1 23 2 () 6 a.23 B.3 c.33 d.5 two into a group: 1,23,25,61 + 1 = 23-1 = 25 + 1 =

0, 3, 26255, () fill in the numbers in brackets and ask for the help of God

0 = 1 to the power of 1-1, 3 = 2 to the power of 2-1, 26 = 3 to the power of 3-1, 255 = 4 to the power of 4-1, so the bracket is 6 to the power of 6-1 = 3124

Find the rule and fill in 8,13,23,26,38,39, (), 52

53

What is the simplification ratio of 39 / 52?

Divide it all by 13
three-fourths