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Leno4ka [110]
3 years ago
5

The simple interest on 400 invested for 4 month was 12.what is the yearly rate of interest​

Mathematics
1 answer:
lukranit [14]3 years ago
6 0

Answer:

9%

Step-by-step explanation:

If you get 12 for 4 months, then you get 36 for the year/12 months

Annual interest is $12 x 3 Months =36

36/400=9%.

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