Santiago lives in Mexico. He wants to change $67000$ Mexican Pesos ($\mathrm{MXN}$) into Euros ($\mathrm{EUR}$). A bank buys $1$ $\mathrm{MXN}$ for $0.051 \mathrm{EUR}$ and sells $1 \mathrm{MXN}$ for $0.0531 \mathrm{EUR}$.

An exchange center has an exchange rate of $1 \mathrm{MXN}=0.054 \mathrm{EUR}$ and charges a $2\%$ commission. Find the difference between the number of $\mathrm{EUR}$ he would receive from the bank and the exchange center.

$1 \mathrm{CHF}=1.02 \mathrm{USD}$

 Convert $1200\mathrm{CHF}$ into $\mathrm{USD}$.

$1 \mathrm{CHF}=1.02 \mathrm{USD}$

 Convert $1734 \mathrm{USD}$ into $\mathrm{CHF}$.

The exchange rate from Canadian Dollars ($\mathrm{CAD}$) into Great British Pounds $\left(\mathrm{GBP}\right)$ is $1\mathrm{CAD}=0.52\mathrm{GBP}$. Convert $870\mathrm{GBP}$ into $\mathrm{CAD}$.

The table below shows some exchange rates for the Japanese Yen ($\mathrm{JPY}$).

 You have $1250$ Japanese Yen to exchange for Chinese Yuan. Calculate how many Yuan you will receive. Give your answer to the nearest Yuan.

The table below shows some exchange rates for the Japanese Yen ($\mathrm{JPY}$).

Your friend has $855$ Mexican Pesos to exchange for Japanese Yen. Calculate how many Yen he will receive.