Sisters Helen and Anne live 332 miles apart. For Thanksgiving, they met at their other sister's house partway between their homes. Helen drove 3.2 hours and Anne drove 2.8 hours. Helen's average speed was 10 miles per hour faster than Anne's. Find Helen's average speed and Anne's average speed.
+36916 Helen drove 3.2 hrs * x m/hr
Anne drove 2.8 hrs * ( x-10) m/hr these should sum to 332
3.2 x + 2.8 (x-10) = 332 solve for'x'. Helen's speed then x-10 = Anne's speed
+12528 Sisters Helen and Anne live 332 miles apart. For Thanksgiving, they met at their other sister's house partway between their homes. Helen drove 3.2 hours and Anne drove 2.8 hours. Helen's average speed was 10 miles per hour faster than Anne's. Find Helen's average speed and Anne's average speed.
