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A boy wants to make cuboids of dimension 5m, 6m and 7m from small cubes of 0.03 m3. Later he realized, he can make same cuboids by making it hollow. Then it takes some cubes less. What is the number of the cubes to be removed?
a) 2000 b) 5000 c) 3000 d) 7000

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TCS Other Question
3 fair dice are thrown simultaneously.what is the prob of getting 3 numbrs whose product is even?? Susan made a block with small cubes of 8 cubic cm volume to make a block ,3 small cubes long, 9
small cubes wide and 5 small cubes deep. She realizes that she has used more small cubes than she really
needed. She realized that she could have glued a fewer number of cubes together to lock like a block with
same dimensions, if it were made hollow. What is the minimum number of cubes that she needs to make the


block?
a) 114 b) 135c) 21 d) 71