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If the rate doubles and everything else stays the same, the simple interest:

Class 7Simple InterestComparing Quantities
  • ADoubles
  • BStays the same
  • CHalves
  • DBecomes four times

Step-by-Step Solution

S.I. is directly proportional to R. If R doubles (and P, T fixed), S.I. doubles.
Answer: A) Doubles

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