Did I do the math right? Is it D?

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers

Lucy spent $165 in december using a new credit card. in january, she began paying between $15 and $25 each month towards her account balance.

Would love some on this! include step by step have a good day!