Please help me in this..it's all about new gadgets

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The micrometer caliper and the vernier caliper...there are series of questions for both that I can't answer here are the questions.. for the vernier caliper A. 1.) Number of divisions on the main scale= 2.) Magnitude of the smallest division of the main scale= 3.) Number of divisions on the vernier scale= 4.) Magnitude of the smallest division of the vernier scale= for the micrometer caliper B 1.) Number of divisions on the fixed or horizontal scale= 2.) Magnitude of the smallest division on the fixed scale= 3.) Number of divisions on the movable sclae= 4.) Magnitude of the smallest division on the movable scale= thanks a lot and I hope you could help me...