Answer :
[tex]y(r)=2.76r\ (rubles\to yen)\\\\P(y)=0.16y\ (yen\to pesos)\\\\therefore\\\\P[y(r)]=0.16(2.76r)=0.4416r\to P(r)=0.4416r\ (rubles\to pesos)\\\\if\ r=2000\ then:\\\\P(2000)=0.4416\cdot2000=883.20\\\\Answer:\boxed{2000\ rubles=883.20\ pesos}[/tex]