Logan wants to multiply \dfrac34\times20 4 3 ×20start fraction, 3, divided by, 4, end fraction, times, 20. So, he puts 202020 triangles into 333 equal-sized groups. What is \dfrac34 4 3 start fraction, 3, divided by, 4, end fraction of 202020?

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.

Which angle has the same measure as the dehedral angle formed by the orange face and the purple rectangle

Systems of linear equation problem. with the wind a cyclist rode 24 miles in three hours. she returned in twelve hours against the wind. find the rate of the cyclist without wind and the rate of the wind.