Jada earns twice as much money per hour as Diego. Diego earns twice as much money per hour as Lin. Select all graphs that could represent how much Jada, Diego, and Lin earned for different amounts of time worked.
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What is 20+(5 x 2/5 )+ 3 show your work

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.

If a flying disk is 139 meters in the air and travels at an average of 13 m/s how long is it in the air