Acar took 3 hours to make a trip of 147 miles. through towns it was driven at 24 miles an hour and in the open country at 54 miles an hour. find the number of hours that the car was driven at each rate.

[15 points, algebra 2]simplify the complex fraction and find the restrictions.

Let hh represent the number of hummingbirds and ss represent the number of sunbirds that must pollinate the colony so it can survive until next year. 6h+4s > 746h+4s> 74 this year, 88 hummingbirds pollinated the colony. what is the least number of sunbirds that must pollinate the colony to ensure that it will survive until next year?

Choose the more precise measurement. 26.4 cm or 8.39 cm