hello doc ,pl tell me e ideal height n weight for 7 years old boy .

A. 7- to 9-Year-Old Children By the time they reach the age of 9, the average height reaches between 48 and 59 inches. Like younger children, girls in this age group generally have a wider weight span than boys. At 7, a boy typically weighs between 40 to 72 pounds, whereas girls usually weigh between 39 to 74 pounds.