Ms. Arlene is planning to buy notebooks. She can buy a set of 9 notebooks from Staples for $27.00, or she can buy a set of 5 notebooks at Cheap Mart for $20.00. Which store has the better deal per notebook?

Find the sum of the first 8 terms of the following sequence. round to the nearest hundredth if necessary.

On ryan's last social studies test there were two types of questions true/false worth 3 points each and multiple choice questions worth 4 points each

"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?