 
 <prompt> ```The moon is made of 50% iron, 20% carbon, and the remainder is other elements. Mars weighs twice as much as the moon, but has the exact same composition. If Mars is 150 tons of other elements, how many tons does the moon weigh?```
Nke ọma bụ nke 50% iron, 20% carbon, na ọzọdịrị na ọtụtụ ụdị. Mars na-eme ọzọdịrị n'ime nke ụtọ, ma na-enweghị ike iji ọzọdịrị. Ọ bụghị na Mars bụ 150 tons n'ụdị ọzọdịrị, kedụ ebe ụtọ a bụghị? <response>: ```30% nke Mars bụ n'efu nke ndị ozo maka na 100 - 50 - 20 = 30
Mars na-achọ 500 tons n'efu nke 150 / .3 = 500
Mmanụ na-achọ 250 tons n'efu nke 500 / 2 = 250

Ọ bụghị 250.``` 