Answer
$ R = 86 \space Ci$
Work Step by Step
$ R = 3.2 \times 10^{12} Bq$
To convert from Bq to Ci, use the conversion rate
$1 \space Ci = 3.7 \times 10^{10} Bq$
$ (3.2 \times 10^{12} Bq) (\frac{1 \space Ci}{3.7 \times 10^{10} Bq}) $
$ R = 86 \space Ci$
