in a kilometer race , a beats b by 51 meters or 11 seconds . what time does a take to complete the race ?
"time taken by b run 1000 meters = ( 1000 * 11 ) / 51 = 215 sec . time taken by a = 215 - 11 = 204 sec . answer : d"
subtract(divide(multiply(const_1, const_1000), divide(51, 11)), 11)