Question

tolong di jawab besok di kumpul......????​

Answer 1

Jawaban:

19. a

22. a

Penjelasan dengan langkah-langkah:

MAAF KALAU SALAH

Answer 2

18. A
5 3/10 x 1/5 = 53/10 x 1/5 = 53/50 = 1 3/50 = 1,06

19. B
2/5 x 3/8 x 1/k = 3/80
6/40 x 1/ k = 3/80
6/40 x 1/4 = 6/160 = 3/80
k = 4

20. D
8 : 1 2/5 = 8 : 7/5 = 8 x 5/7 = 40/7 = 5 5/7

21. D
2/3 : 4/9 = 2/3 x 9/4 = 18/12 = 3/2
(3+1) x (2+ 2) = 4 x 4 = 16

22. C
6 2/5 : 4 4/5 = 32/5 : 24/5 = 32/5 x 5/24 = 160/120 = 4/3

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