Bags of nails weigh 200 grams each. Boxes of screws weigh 140 grams each.
Both measurements are given to the nearest 10 grams.
Show that 4 bags of nails could weigh the same as 6 boxes of screws.

What is the value of m in the equation 1/2 m - 3/4n=16 when n=8

Find the solution on the interval [0, 2pi)

"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?