3 / 8 of 168 * 15 / 5 + x = 549 / 9 + 275
"explanation : let 3 / 8 of 168 * 15 / 5 + x = 549 / 9 + 275 then , 63 * 15 / 5 + x = 61 + 275 63 * 3 + x = 336 189 + x = 336 x = 147 answer b"
multiply(multiply(multiply(divide(3, 8), divide(168, 5)), divide(const_2.0, 549)), 9)