UCEED 2015
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Q8.Shown below are three types of interlocking rods. There are total 12 rods, of which 6 are type A, 2 are type B and 4 are type C respectively. What is the maximum length that can be achieved by connecting the rods appropriately?
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Q10.Shown below, to the left, are three types of pencils: A, B and C. Find the total number of type A pencils in the figure on the right.