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What is the simplified form of (3.25x10^3)(7.8x10^6) written in scientific notation?

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.

Meghan has created a diagram of her city with her house, school, store, and gym identified. a. how far is it from the gym to the store? b. meghan also wants to walk to get some exercise, rather than going to the gym. she decides to walk along arc ab. how far will she walk? round to 3 decimal places.