Campus Maths Puzzle Category

The selling price of 13 apples is the same as the cost price of 26 mangoes . The selling price of 16 mangoes is the same as the cost price of 12 apples. If the profit on selling mangoes is 20%, What is the profit on selling apples?

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Campus Other Question

The letters in the word ROADIE are permuted in all possible ways and arranged in alphabetical
order. Find the word in the 44 rank.
P X B
* W Y A
___________
O A Z O
O N X W -
O X N P - -
___________
O A N Z N O
___________