Question

please help me mates I am in trouble​

Answer 1

Answer:

option d

Step-by-step explanation:

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Answer 2

Answer:

Step-by-step explanation: Simple Interest = P×I×R÷100

Therefore Given = S.I , P,

To find = R

R= S.I × 100÷P×R

putting value,

R =400×100÷2000×4

Therefore, Answer is OPTION C

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