After 5 games of bowling ralph's average score was 91 after 6 games is average score was 89 where was his score in the 6th game

You decide instead to take the train there. the train will take 135 minutes. convert this into hours and minutes.

The average human heart beats 1.15 \cdot 10^51.15⋅10 5 1, point, 15, dot, 10, start superscript, 5, end superscript times per day. there are 3.65 \cdot 10^23.65⋅10 2 3, point, 65, dot, 10, start superscript, 2, end superscript days in one year. how many times does the heart beat in one year? write your answer in scientific notation, and round to one decimal place.

What is the prime factorization of 230