Zinc roofing weighs 1.6 pounds per square foot. jose wants to order 357.85 square feet of roofing. before ordering, he calculates how much weight that will put on his roof. his calculation is shown below.



why is his answer incorrect?

he did not line up the decimal points in the factors.

he put the decimal point in the answer in the wrong place.

he did not use a placeholder when multiplying by one.

he did not multiply 6 by

Lesson 9-3 for items 8-10, a square is drawn in the coordinate plane, with vertices as shown in the diagram. then the square is reflected across the x-axis. -2 4 8. the function that describes the reflection is (x, y) - a. (x, y-3). b. (x, y-6). c. (-x, y). d. (x,- y).

Will make ! for correct answer the dot plot below shows the number of toys 21 shops sold in an hour. is the median or the mean a better center for this data and why? a. median; because the data is not symmetric and there are outliersb. median; because the data is symmetric and there are no outliersc. mean; because the data is symmetric and there are no outliersd. mean; because the data is skewed and there are outliers

What ratio is proportional to 18/21