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Q15.A rectangular wooden plank has another smaller rectangular hole cut into it as shown in the figure given below. What is the minimum number of cutting planes that can divide the wooden plank into four parts of equal volume?
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Q17.An intersection is where two or more lines and/or curves meet or cross. How many intersections are there in the figure?
UCEED2020Q16·nat·Medium
Count the number of differences between the two images shown below.
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