30% of 50% of a number is 15. What is the number?
A80
B75
C90
D100
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ഒരു സംഖ്യയുടെ 2/5 ന്റെ കാൽഭാഗം 32 ആണ്. എങ്കിൽ ആ സംഖ്യയുടെ 30% എത്ര?
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