7. Tayne's math teacher assigned him 15 problems to do for homework. His mother makes a scatterplot of the time it takes him to work each problem. After 10 minutes, predict how
many problems he will have left to do.

The measure of an angle is 117°. what is the measure of a supplementary angle?

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.

Identify the slope an intercept of the following linear equation y = 1/5x - 6 a. slope: 1/5; intercept: -6 b. slope: 5; intercept: -6 c. slope: -1/5; intercept: 6 d. slope: 1/5; intercept: 6