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Problem 382

Algebra Difficulty 2.0 Find the answer UKMT Junior Mathematical Challenge · United Kingdom · 2023

Eleanor's Elephant Emporium has four types of elephant. There are twice as many grey elephants as pygmy elephants, three times as many white elephants as grey elephants and four times as many pink elephants as white elephants. There are 20 more white elephants than pygmy elephants. How many elephants are in Eleanor's Emporium?

(A) 123123 (B) 132132 (C) 213213 (D) 231231 (E) 312312

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