Problem: How to inflate bike tires
A schrader valve is also called an american valve, or a car valve.
The valve stem is surrounded by a threaded valve core; to press down on the stem, you need to use a tool like a pen cap or your thumbnail. Schrader valves are typically wider in diameter and shorter than presta or woods valves. OPTIONS:
- They're usually found on cars, less expensive bikes and mountain bikes. To open a schrader valve, simply unscrew the rubber cap at the top.
- These valves cover the other valves, then hold the gasket in place while you roll. Be sure to treat the valves with quality chemical solvents (such as sodium) and lubricants used by air conditioners.
- Know how to use an old measuring tape to apply pressure to the pedals. Move your pipe slightly forward for the smallest amount possible.
- You should use a gas chromatic valve on a car. Place both of your hands on either of the valves a foot at a time.

Answer: They're usually found on cars, less expensive bikes and mountain bikes. To open a schrader valve, simply unscrew the rubber cap at the top.

Problem: How to make scalloped potatoes and ham
Preheat the oven to 350 f (177 c) and grease a 2-quart (2 liters) casserole dish with cooking spray.
Melt the butter in a large saucepan over medium heat, then add the onion and cook for 2 minutes.
Stir the onion occasionally to help it cook evenly. OPTIONS:
- You don't want to boil the onion, as the butter will melt and cook unevenly. Add the bacon and cook them for 1-2 minutes longer, stirring occasionally.
- You'll get 40% cooking time if you slow it down! Chop the onions and ham together and set aside. Cut the cream cheese and lemon zest into quarters lengthwise and set aside.
- Add the remaining 1 cup (100 g) of boneless scallop. Stir it constantly as it cooks, remembering that it's about 10 mins.
- You will be ready for the next step when the onion turns tender. Whisk in the flour, salt, and pepper and cook until it turns smooth and bubbly.

Answer: You will be ready for the next step when the onion turns tender. Whisk in the flour, salt, and pepper and cook until it turns smooth and bubbly.

Problem: We see a lady and a man working on a machine. We see the people standing and talking about the product with shots of the machine. we OPTIONS:
- see a lady blow dry a clip and talk.
- see a man and a lady talking and the man blows into a appliance.
- see a man on the model pan.
- see the display on the machine.
Answer: see the display on the machine.