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13-11-2020
Mathematics

contestada

Which of the following are proportional to the ratio 40:160?
a. 1 to 4
b. 22:88
C. 80/330
d. 16:64

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13-11-2020

Answer: A, B, D
Explanation:
40/ 160 = 0.25
1/4 = 0.25
22/88 = 0.25
80/330 = 0.2424...
16/64 = 0.25

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