samantharaney7073 samantharaney7073 03-12-2019 Mathematics contestada The ratio of toddlers to infants at a day care center is 7 to 3. If twelve more infants join the day care to change the ratio to 7 to 5, how many toddlers are there at this day care center? A. 24 B. 36 C. 42 D. 72 E. 120