please help, i asked this question on here before and the person that answered was incorrect and i failed the assignment. the teacher is giving me the chance to do it again... please dont let me down guys

What is this inequality notation? t is less then or equal to 2

A. use the formula for continuous compounding with the original example: $1000 invested at 2% for 1 year. record the amount to 5 decimal places. use a calculator. b. compare it to the result using the original compound interest formula with n = 365 calculated to 5 decimal places. which has a larger value? explain.

Atrain leaves little? rock, arkansas, and travels north at 90 kilometers per hour. another train leaves at the same time and travels south at 80 kilometers per hour. how long will it take before they are 680 kilometers? apart?