sally's paycheck was $1400. she used that to pay $770 rent. what percent of the check did she use for rent?
2 answers:
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Answer: 5.6%
Step-by-step explanation:
Formula for simple interest: Interest = , where P= Principal , R = Rate of interest , T= Time.
Given: P= $3,875, T= 3 years , Interest = $651
Substitute all values in formula, we get
Hence, the required rate = 5.6%