Select an equivalent ratio for the following:  30 : 50

  At Peter’s Pet Emporium: Dog food costs $5 per 3 kg bag. If Zoey eats 200 grams of food 2 times a day. How many days would a bag of dog food last her?   Hints: 1. Unit conversion needed! 2. Rate per day.  3. Apply the rate to find out how many days the bag would last. 

Short-term stress suppresses ______.

If a researcher collects data on sets of identical twins as they age from infancy to middle adulthood, which method is being used?

The goal of all of the following plaster modifications are to resist rotation of the socket EXCEPT:

By comparison, bilateral AK users ambulate              than normal, and consume               energy during ambulation.

The major treatment for ADHD is ______.

What is the difference between a ratio and a rate?  Provide an example to illustrate your understanding. 

The heritability of ADHD is lower than 50%.

The strange situation allows researchers to investigate attachment experimentally.