Yoko received a $80 gift card for a coffee store. She used it in buying some coffee that cost $7.24 per pound. After buying the coffee, she had $43.80 left on
her card. How many pounds of coffee did she buy?
pounds
X
5
?

"curse these trig-loving pirates! " devora mutters as she looks at the map. then, after thinking for a moment, she walks back to the entrance of the secret cave, measuring 48 meters along the way. after performing a calculation, devora walks back to the empty treasure, faces the entrance, and turns a certain number of degrees to her left before walking 89 meters to the treasure. supposing that the angle at the cave entrance is acute and that devora's calculations were correct, how many degrees did she turn?