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I need help with 19. 20.21

My answers were
19.4/96
20.4/42
21.2/72
Am I right

I need help with 19. 20.21 My answers were 19.4/96 20.4/42 21.2/72 Am I right-example-1

1 Answer

5 votes
19.(3/4)/(1/32)=24
20.(3/4)/(1/14)=21/2
21.(1/2)/(1/72)=36
answered
User Joon Kyoung
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