1) 8·x+3·x+21=43 tenglamani yeching
A)12 B)3 C) 2 D) 1
2) 1,1,2,3,5,8,13,21,…ketma-ketlikning 11-o’rindagi hadini toping
A) 21 B) 89 C) 34 D)55
3) 36455472363 ni 2,4, 5, 9, 10va 25 ga bo’lganda hosil bo’lgan qoldiqlar yig’indisini toping.
A) 16 B) 26 C) 24 D) 15
Ko’chirib olish: 6-sinf test1