1. Transaction Code IK17 gives you this information. If your Measuring point is a Counter , the latest Measuring document Total Counter Reading column gives directly the reading you need. If it is not a Counter, you use sub total icon to know the Measuring point wise Totals so far.
2 & 3.
Transaction Code IW38 will give you this information. Get the Output (list of Orders) by inputting the Main Work Center and other parameters you wish to. Select all the Order line items, Go to Environment in the menu bar and click on Goods Movement. In the resulting screen you would get all materials Qty and Amount consumed by this Work Center. You can filter by Lubricant Material code.
OR
First have the list of Work Orders of these Work Centers and input these Orders into Transaction code IW3M. here too you will get the same output.
Best of Luck
KJogeswaraRao