Given that line a is parallel to line b and measure of angle six is 1/8 of measure of angle 4, find measure of angle 4 and measure of angle 6

Which shows one way to determine the factors of 4x3 + x2 – 8x – 2 by grouping?

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?

In 2009, there were 1570 bears in a wildlife refuge. in 2010, the population had increased to approximately 1884 bears. if this trend continues and the bear population is increasing exponentially, how many bears will there be in 2018?