Two Arctic explorers are pulling a supply sled with a total mass of 160 kg. Alphonse pulls the sled with a force of 50.0N [E 25 N], while Bela pulls the sled with a force of 80.0 N [E 20.0 S]. Determine the acceleration of the sled.

Assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard deviation 0.070 g. a vending machine will only accept coins weighing between 5.48 g and 5.82 g. what percentage of legal quarters will be rejected? round your answer to two decimal places.

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

Which of the following would be a good name for the function that takes the weight of a box and returns the energy needed to lift it?