The path of a breaching ocra whale can be modeled by the function k(1) = 12 - 2t - 8, where is the time elapsed in seconds under water, and k( 1 ) is the height in ft below the
water
Determine HOW LONG is the oçra (killer) whale underwater to the nearest second.
MUST BE SOLVED ALGEBRAICALLY!

How many kilograms of a 5% salt solution and how many kilograms of a 15% salt solution must be mixed together to make 45kg of an 8% salt solution?

Spencer has 1/3 pound of nuts he divides them equally into 4 bags what fraction of a pound of nuts is in each bag

Abby is collecting rainfall data. she finds that one value of the data set is a high-value outlier. which statement must be true? abby will use a different formula for calculating the standard deviation. the outlier will increase the standard deviation of the data set. the spread of the graph of the data will not change. abby will not use the mean when calculating the standard deviation.