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Q18.A triangular pyramid with equal sides can be flipped on its edges without slipping or sliding as shown on the left. What is the minimum number of flips needed for the pyramid to reach the finishing line if the starting position is as shown on the right?
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Q20.A printer wishes to print four colours, Crimson, Pink, Brown, and Indigo, using CMYK [Cyan, Magenta, Yellow and Key (black)] inks. The printer uses the CMYK combinations shown below (in % of each ink) to produce the colours on the right. Which combination(s) will result in the correct colour(s)?
UCEED2023Q19·msq·Hard
Shown in the top row are 4 pieces of building blocks. Which of the option(s) is/are made using all four pieces?
Explore by topicSpatial Reasoning Questions