Susan buys the items listed below at a grocery store. There is no sales tax on the food she buys. Susan pays for the items and receives $0.80 in change. What amount of money did Susan use to pay for the items?

Every weekday, mr. jones bikes from his home to his job. sometimes he rides along two roads, the long route that is shown by the solid lines. other times, he takes the shortcut shown by the dashed line. how many fewer kilometers does mr. jones bike when he takes the shortcut instead of the long route?

I’m really confused and need your assist me with this question i’ve never been taught

Johnny rode his bike to a friends house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was unable to play. what was his displacement for the total bike ride trip? what could you use as a reference point ? show the steps to solve this problem.