How much does a child need? The NIH says the RDA of riboflavin for infants and children is 0.3 mg for 0-6 months old; 0.4 mg for 7-12 months old; 0.5 mg for 1-3 years old; 0.6 mg for 4-8 years old; and 0.9 mg for 9-13 years old.
The distance between Stafford and Boston in a straight line is 428 miles or 688.65 Kilometers. 1  Driving Directions & Drive Times from Stafford to Boston can be found further down the page. Driving distances, maps and journey times are currently provided by Google mapping systems.
Approx distance in miles from Boston to Ipswich is 81 miles or 130.33 KMS. This page was designed to give you a good indication of the distance from Boston to Ipswich. Distances from Boston to Ipswich are a rough measure only showing the shortest distance as the crow flies, using longitudinal and latitudinal points.lick here and use the Boston radius tool. The approx distance between Boston and Ipswich in a straight line is 81 miles or 130.33 KMS See the maps and links below for additional information related to driving distances, fuel costs and estimated journey times for this trip from Boston to Ipswich.