ballpark figure. An acceptable, roughly accurate approximation, as in I know you can't tell me the exact cost; just give me a ballpark figure.This term alludes to a baseball field, which is always an enclosed space.The expression is basically an extension of the somewhat earlier in the ballpark, meaning within a reasonable range, and out of the ballpark, beyond a reasonable range.allpark figure. An acceptable, roughly accurate approximation, as in I know you can't tell me the exact cost; just give me a ballpark figure.
In the United States, the recommended daily allowance of protein is 46 grams per day for women over 19 years of age, and 56 grams per day for men over 19 years of age.
The Recommended Daily Allowance (RDA) of protein according to U.S. government standards is 0.8 gram per kilogram (2.2 pounds) of ideal body weight for the adult. This protein RDA is specified to meet the majority of the populations protein needs.