Narcisse and Aristide have numbers of arcade tokens in the ratio $7 : 3,$ respectively. Narcisse gives Aristide some

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VJesus12: Legendary Member; Posts: 2276; Joined: Sat Oct 14, 2017 6:10 amFollowed by: 3 members

by VJesus12 » Thu Oct 29, 2020 10:51 am

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Narcisse and Aristide have numbers of arcade tokens in the ratio $7 : 3,$ respectively. Narcisse gives Aristide some of his tokens, and the new ratio is $6 : 5.$ What is the least number of tokens that Narcisse could have given to Aristide?

a. 9
b. 17
c. 21
d. 27
e. 53

Answer: B

Source: Manhattan GMAT

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Source: Beat The GMAT — Problem Solving | Thu Oct 29, 2020 10:51 am

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