 
<translate> Ego o nwetara site n'ịgbanwe mmanụ bụ $20 x 5 = $100. Ego o nwetara site n'ịrụzi ya bụ $30 x 10 = $300. Ego o nwetara site n'ịsa ụgbọala bụ $15 x 5 = $75. Ya mere, Cid nwetara ngụkọta nke $100 + $300 + $75 = $475. Azịza ya bụ: 475. <eng> The money he earned from an oil change is $20 x 5 = $ 100. The money he earned from the repair is $30 x 10 = $300. The money he earned from the car wash is $15 x 5 = $75. Therefore, Cid earned a total of $100 + $300 + $75 = $475.
The answer: 475. 