Can you please explain: On August $4,2011,$ USD$/$JPY was $78\mathrm{.}845.$ Later, on February $3,2017,$ the rate was $112\mathrm{.}55$ per $$1.$ By how much did JPY change in value over the period? Question $1$ options: $1)42\mathrm{.}75\%2)-42\mathrm{.}75\%3)29\mathrm{.}95\%4)-29\mathrm{.}95\%5)$ None of the above