Nile had 20% less strike outs than last year. he had 124 strike outs last year. which steps are needed to calculate the number of strike outs nile had this year?

Could someone with number 1 and 2

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. how many hours after the truck's departure will the two meet?

If my mom gets $13.05 an hour, and she works from 3: 30 to 10: 45 in the morning, how much money does my mom make?