Question
Eva, Zara and Lynn collected some balls. Eva had four times as many balls as Zara, and Zara had 15 more balls than Lynn. If they had a total of 195 balls, how many less balls did Zara have than Eva?
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Eva, Zara and Lynn collected some balls. Eva had four times as many balls as Zara, and Zara had 15 more balls than Lynn. If they had a total of 195 balls, how many less balls did Zara have than Eva?