In the figure below the y-axis points north, the x-axis points east, and the xy-plane corresponds to the surface of the water. suppose a boat is at point b, a submarine is 5 units below point s, and a helicopter is 13 units above point h.

Julia chooses a card at random from her set of cards. what is the probability that the card is labeled cat or hamster?

What is not true about kl and mn? what is mn? (show your work)

Acompany that manufactures and sells guitars made changes in their product range. from the start they had 20 models. then they reduced the number of models to 15. as a result, the company enjoyed a 10% increase in turnover. - how much did the stock level change? in (%)