Mathematics, 26.10.2019 20:43 morgan15776
Mr. jefferson has 20 students in his class. he wants to send 4 of these students to pick up books for the class.
how many combinations of 4 students can he choose?
a.
5
b.
80
c.
4845
d.
116,280
Answers: 2
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Can (2,3 and square root 10) be sides ona right triangle?
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Jack has a rectangular piece of land, the area of which is represented by a1 = 9.5l. his brother has a different rectangular piece of land, the area of which is represented by a2 = l(14 − l). let a represent the area in square meters and l represent the length in meters of the pieces of land. the two equations plotted on a graph meet at a point as shown in the image
Answers: 1
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Abarge can safely haul no more than 400 tons across the river. the barge has an empty weight of 24 tons. the average weight of the railroad cars is 4 tons each.bhow many railroad cars can the barge haul?
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