3question's for 60 points?

1.
at 12: 00 p. m., jane leaves her house and drives north to the beach.
she arrives at 1: 30 p. m. also leaving at 12: 00 p. m., her brother paul leaves her house and drives south to a state park. he arrives at 2: 30 p. m. the driving distance from the beach to the state park is 240 mi. jane and paul drove at the same speed. what was their speed?

2.
catie is 3 years older than her brother. the sum of their ages is no more than 31.
write an inequality that can be used to represent this situation, where x represents catie's brother's age. what is the oldest age caties's brother can be?

3.
june's father is 6 times as old as june. the sum of their ages is no less than 77.
find an inequality that can be used to represent this situation, where x represents julio's age. what is the youngest age julio can be in the second box?