the food in a camp lasts for 40 men for 45 days . if fifteen more men join , how many days will the food last ?
one man can consume the same food in 40 * 45 = 1800 days . 15 more men join , the total number of men = 55 the number of days the food will last = 1800 / 55 = 33 days . answer : b
divide(multiply(45, 40), add(add(const_12, const_3), 40))