3. Mr Santos apply for college educational plan for his 3 children. The 3 children ages are 6 yrs old , 3 yrs old and 1 yr old. The fund will be set-up the deposit of a fixed sum on the child's current age through 18th birthday's. The fund earn 5% annual interest. What will be the required annual deposit for each child if the fund pays , Child (6 yrs old) 140,000 pesos; Child (3 yrs old ) 150,000 pesos; and Child ( 1 yr old ) 160,000 pesos, on the 19th, 20th, 21th, and 22th birthday's./