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Ben had some red, blue and yellow cards. He had 156 more blue cards than red cards and 2/3 as many yellow cards as red cards. He gave away 1/3 of his red cards, 5/6 of his blue cards and 50% of his yellow cards. In the end, he had 250 cards left. (a) How many cards did Ben have at first? (b) How many blue cards did Ben give away?

Ben had some red, blue and yellow cards. He had 156 more blue cards than red cards and 2/3 as many yellow cards as red cards. He gave away 1/3 of his red cards, 5/6 of his blue cards and 50% of his yellow cards. In the end, he had 250 cards left. (a) How many cards did Ben have at first? (b) How many blue cards did Ben give away?

A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Ben had some red, blue and yellow cards. He had 156 more blue cards than red cards and 2/3 as many yellow cards as red cards. He gave away 1/3 of his red cards, 5/6 of his blue cards and 50% of his yellow cards. In the end, he had 250 cards left. (a) How many cards did Ben have at first? (b) How many blue cards did Ben give away? RoepsosisqiqiqiqiaooaoakZnsnsnznznzkzozps
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