Question

2. Write the mean in the following:
(a) 25 : 5 :: 20 : 4​

Answer 1

Answer:

25:5::20:4

=> Product of mean = Product of extreme [where mean = 5 & 20 and extreme = 25 & 4]

=> 5 × 20 = 25 × 4

=> 100 = 100

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Step-by-step explanation:

Answer 2

Answer:

The mean are 25 and 4

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