Three-day 3939

Petr got a three-day part-time job for the holidays. On the first day, he earned 1/4 of the total amount. On the second day, 2/5 of the last two days, and on the third day, he made CZK 450. How much did you earn in total?

Correct answer:

x =  1000

Step-by-step explanation:


9x = 9000

x = 9000/9 = 1000

x = 1000

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