Twelve of the last 16 winners of the school science fair have been seventh grade students. Mona placed 3 red marbles and 1 green marble in a bag to create a simulation to predict whether future science fair winners will be seventh graders. According to Mona’s model, what is the probability that the next 4 winners will all be seventh grade students?
StartFraction 3 over 16 EndFraction
StartFraction 81 over 256 EndFraction
Three-fourths
StartFraction 7 over 8 EndFraction

Describe the factors that led to the truman doctrine as well as how the doctrine affected the us foreign policy

Which of the following flow charts accurately illustrates the history of constitutional amendments in the united states?

How does the grapes of wrath identify the effects of americans' views on the dust bowl? the story is a depiction of oklahoma farmers and the difficulties they experienced migrating to california. the story accurately describes the impact the california vineyard industry had on migrant workers. the story covers the rise of corporate farming and the devaluation of the small family farms that dotted the great plains. the story is an allegory for the conflicts between american values and the rise of the communist party in the united states.