If we add a triangular pyramid on top of a triangular prism and a rectangular
pyramid on top of a cuboid, which shape will have more edges, faces, and
vertices? How many lines of symmetry can you pass through each figure?
Rahul buys 3 types of balls. Type 1 costs ₹10 each, Type 2 costs ₹8 each, and
Type 3 costs ₹5 each. What is the least number balls of each type he should buy so
that he spends an equal amount on each type of ball?
Naina bought a MATHS book for Rs. 50.60, an ENGLISH book for Rs. 70.50 and a HINDI book for Rs. 23.80. She gave a 500- rupee note. How much balance did she get back
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