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Fireworks are fired from the roof of a 100-foot building. The equation h = -16t2
+84t + 100 models the height, h, of the fireworks at any given time, t. How high
do the fireworks get?
210.25
2.625
200
100
6.25
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US 01:37
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How many liters of peroxide should be added to 12 liters of an 8% peroxide solution so that the resulting solution contains 16% peroxide?   original added new amount of peroxide 0.96 liters x 0.96 + x amount of solution 12 liters x 12 + x 0.18 liter 1.14 liters 1.92 liters 2.10 liters