I chemical company makes two brands of anti-freeze the first brand is 60% pure anti-freeze the second brain is 85% pure anti-freeze in order to obtain 120 gallons of a mixture that contains 65% pure anti-freeze how many gallons of each brand of antifreeze must be used

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Assume that 1400 births are randomly selected and 1378 of the births are girls. use subjective judgment to describe the number of girls as significantly high, significantly low, or neither significantly low nor significantly high. choose the correct answer below. a. the number of girls is neither significantly low nor significantly high. b. the number of girls is significantly high. c. the number of girls is significantly low. d. it is impossible to make a judgment with the given information.

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply