Answer :
In 20 days Darren and Fergie owe the same amounts.
What is simple interest?
- simple interest is primarily based on the primary quantity of a or the primary deposit in a savings account.
- simple interest does not compound, which means that a creditor will best pay interest on the main amount and a borrower could by no means pay extra interest at the previously gathered interest.
calculation:-
10% is on $100 is = $10
5% SI on $150 = $7.5
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