at the end of year x , automobile installment credit accounted for 36 % of all outstanding consumer installment credit . at that time automobile finance companies extended $ 57 billion of credit , or 1 / 3 of the automobile installment credit . how many billion dollars of consumer installment credit was outstanding at that time ?
"total automobile instalment credit = 57 * 3 = 171 total consumer instalment credit = 171 ∗ 100 / 36 = 475 ; answer = c . 475"
divide(multiply(57, 3), divide(36, const_100))