need help!

Tyler's mom purchased a savings bond for Tyler. One year after it was purchased, the value of the savings bond was $156. If the value of the savings bond increases by 4% after one year, what was the value of the bond when Tyler's mom purchased it
Tyler's mom purchased another savings bond for $275 with the same return. How much will it be worth in one year?

give the correct answer, and I'll give brainliest
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