What is 8253813783926/72729229357328*0*6372 6296482638262736 = ?

In the diagram, the ratio of ab to ae is (1/2) . what is the ratio of the length of to the length of ?

Maurice has 54 fewer comic books than rebecca.they have 130 comic books together .how many comic books are in maurices collection ? how many comic books are in rebeccas collection

Scores on the cognitive scale of the bayley-scales of infant and toddler development range from 1 to 19, with a standard deviation of 3. calculate the margin of error in estimating the true mean cognitive scale score, with 99% confidence, if there are 12 infants and toddlers in a sample.