Problem: How to build massive arms
Prioritize compound movements.
Get most of your work in the gym done through major compound lifts. These include the bench press, pull ups, rows, dips, etc.

Answer: Compound movements target multiple muscle groups at once, rather than isolating a single muscle. They also help you become stronger, which will increase the amount of specialized arm training you can perform.

Problem: How to keep your turtle happy
Provide lots of space.
Turtles enjoy swimming, basking in the sun, and being active. Turtles also grow.

Answer: Therefore, providing lots of space for your turtle to enjoy these activities and giving room to grow is important in making your turtle happy. Research the potential mature size of your turtle and buy a tank that will reflect his growth.

Problem: How to train for a 5 k run in 10 weeks
Evaluate your fitness level.
Taking weather and other factors into consideration (if you are testing your fitness level after work or on no sleep), test your endurance to see what you are made of--today.
Take both cardio and muscle fitness into consideration.
Answer: Although running is mainly a cardio activity, you will need muscular fitness and agility to propel you to the next level. Measure your strength by taking the push up and sit up test.