Humpback whales are known to weigh as much as 8 × 10^4 pounds. The tiny krill they eat weigh only 2.1875 × 10^-3 pounds. How many times greater than krill are humpback whales? Round decimal to the nearest tenth.

What is the slope of the equation y =

The marked price of an article is 25% above its selling price and the cost price is 30% less than its marked price . find the discount percent and gain percent. only a brainlest can solve it i will mark you brainlest

Ellen makes and sells bookmarks. she graphs the number of bookmarks sold compared to the total money earned. why is the rate of change for the function graphed to the left?