Problem: How to measure a dog for a harness
Get a measuring tape.
While harnesses are often sold by the weight of a dog, it is good to use a measuring tape to get a more exact measurement. Combining your dog's weight and measurement in inches or centimeters will allow you to find the best possible harness size for your dog.

Answer: If your dog wiggles around a lot, then you may want to ask someone to help you. Have someone hold the dog's collar to keep him still while you take the measurement.

Problem: How to figure out 10 to the power of any positive integer
Find the value of the exponent.
Let's say that you're working with trying to find 10. In this case, the positive integer you're working with is 2.

Answer: Subtract 1 from the value of the exponent. In this case , 2-1 = 1, so you're left with 1.

Problem: How to choose the right knives for your kitchen
Decide whether you want to buy an entire set or buy just the pieces you need.
There are benefits to both. When you buy an entire set, it usually costs less than buying the pieces individually and you get a nice block to store it in.
Answer: When you buy individually, you have more control over what you're buying and can only buy the pieces you need. Figure out what types of knives you need and what types you want.