Alaina evaluated 17/18+1/20 and got an answer of 18/38. Which statement is true about her answer? 1. Her answer is not correct because when you add fractions, the sum is always greater than 1.

2. Her answer is correct because all the fractions are less than 1.

3. Her answer is not correct because the sum cannot be less than either addend.

4. Her answer is correct because 17+1=18 and 18+20=38.

Kira looked through online census information to determine the overage number of people living in the homes in her city what is true about kira's data collection?

Suppose babies born after a gestation period of 32 to 35 weeks have a mean weight of 25002500 grams and a standard deviation of 800800 grams while babies born after a gestation period of 40 weeks have a mean weight of 27002700 grams and a standard deviation of 385385 grams. if a 3232-week gestation period baby weighs 21252125 grams and a 4040-week gestation period baby weighs 23252325 grams, find the corresponding z-scores. which baby weighs lessless relative to the gestation period?

Sara has 2 2/3 cup taco meat. she needs 1/6 cup to make one taco. how many tacos can sara make with the taco meat she has?