identity the base, rate, and percentage. Then, find the value of the unknown. Base Rate Percentage Given 30% of n is 1.8 240 is n% of 400 2.4 is 30% of n 225 is 25% of n 70% of nis 14.7 113 is 13% of n 28% of n is 196 35% of n is 1200 175.5 is 11% of n n is 40% of 65