$13.$ Venezuelan Bolivar $($A$).$ The Venezuelan government officially floated the Venezuelan bolivar $($Bs$)$ in February $2002.$ Within weeks, its value had moved from the pre$-$float fix of Bs$778/$$ to Bs$1025/$$ a$.$ Is this a devaluation or a depreciation? b$.$ By what percentage did the value change? The Venezuelan political and

economic crisis deepened in late $2002$ and early $2003.$

On January $1,2003,$ the bolivar was trading at Bs$1400/$$$.$

By February $1,$ its value had fallen to Bs$1950/$$$.$ Many

currency analysts and forecasters were predicting that

the bolivar would fall an additional $40\%$ from its February

$1$ value by early summer $2003.$

c$.$ What was the percentage change in January?

d$.$ What is the forecast value for June $2003?$