Aboy of mass m and a girl of mass 2m are initially at rest at the center of a frozen pond. they push each other so that she slides to the left at speed v across the frictionless ice surface and he slides to the right. what is the total work done by the children?

As sales exceed the break‑even point, a high contribution‑margin percentage (a) increases profits faster than does a low contribution-margin percentage (b) increases profits at the same rate as a low contribution-margin percentage (c) decreases profits at the same rate as a low contribution-margin percentage (d) increases profits slower than does a low contribution-margin percentage

Answer the questions about keynesian theory, market economics, and government policy. keynes believed that there were "sticky" wages and that recessions are caused by increases in prices. decreases in supply. decreases in aggregate demand (ad). increases in unemployment. keynes believed the government should increase ad through increased government spending, but not tax cuts. control wages to increase employment because of sticky wages. increase employment through tax cuts only. increase as through tax cuts. increase ad through either increased government spending or tax cuts. intervene when individual markets fail by controlling prices and production.

Atoy store has a new game in stock, but customers aren't buying it. which of the following types of inventory increases when customers aren't buying this game? a. work-in-process b. raw materials c. finished goods d. in-transit