Jared and Mike are racing to meet at the park which is 4 miles away from their house. Jared runs at a rate of 1 mile every 10 minutes and Mike runs at a rate of 0.5 miles every 4 minutes. Who will get there first?

The method to find the female dormitory is 2-d=800

1. 0.3 •4 is the same as 4 groups of 0.32. 7•0.8 is the same as 7 groups of 0.83. it increases by 0.5 every time, so 0.5x4 it increases by 0.9 every time, so 0.9x5. 0.9•12=10.86. 0.47•5=2.35i can finish the next ones in a separate post

B-simple yes/no questions