Continued 7459

The three siblings bought a ball together. Lada continued to pay half of the money, Mirka a quarter, and the rest, CZK 20, paid by Norbert. How many crowns did the ball cost?

Correct answer:

x =  80 Kc

Step-by-step explanation:

1/2 + 1/4 + 1/4 = 1  1/4  20 Kc  x=4 20=80 Kc

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