there is enough provisions for 2400 women in an army camp for 100 days . if there were 1200 men less , how long will the provision last ?
"we have , m 1 d 1 = m 2 d 2 2400 * 100 = 1200 * d 2 d 2 = 2400 * 100 / 1200 = 200 days . answer : d"
divide(multiply(2400, 100), 1200)