Problem: The boy in brown hits a back hand which goes on the other side then the boy in red gives the ball to the other player who again serves. The boy in red is unable to return the serve causing the ball fall down again. they

Answer: continue playing racket ball taking turns in serving and returning the balls.

Problem: How to use your smart phone to improve your health
Track your daily food intake.
One of the easiest ways to improve your health with a smartphone is to track your daily food intake. Writing down what you eat helps you identify unhealthy eating habits, become aware of your daily nutritional intake, and makes you accountable for what you eat.

Answer: Many apps, such as myfitnesspal and mynetdiary, will allow you to input foods you eat. The app will compile a daily total of calories, fat, carbs, sugar, protein, and other nutrients.

Problem: How to join multiple slack teams on iphone or ipad
Open slack on your iphone or ipad.
The slack app looks like an " s " in a colored square icon on your home screen.
If you're not automatically logged in, tap the sign in button at the bottom, and sign in to the workspace you want to message.
Answer: Tap the icon on the top-left. This button will open your navigation menu on the left-hand side of your screen.