(a)At Smith's Bike Rentals, it costs $43 to rent a bike for 8 hours. How many dollars does it cost per hour of bike use?
[]dollers per hour

b)A color printer prints 16 pages in 8 minutes.
How many minutes does it take per page?
{ }minties per page.

Let r = 3. what is the value of r + 58?

Which number completes the system of linear inequalities represented by the graph? y> 2x – 2 and x + 4y 2 et 2 3 4

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.