The table shows the cost to mail various letters based on different weights. Is the cost of mailing a letter proportional
to the weight? If so, what would be the cost of mailing a
6-ounce letter? If not, explain.
Mailing Costs
Weight (oz) Cost ($)
1
0.47
0.68
2.
3
0.89
4
1.10

The scale for a map is 20 miles = 1/2 inch. the distance between two towns on the map is 3 3/4 inches. what is the actual distance between these towns? 150 miles 38 miles 75 miles 135 miles

(05.08a)triangle abc is transformed to similar triangle a′b′c′ below: a coordinate plane is shown. triangle abc has vertices a at 2 comma 6, b at 2 comma 4, and c at 4 comma 4. triangle a prime b prime c prime has vertices a prime at 1 comma 3, b prime at 1 comma 2, and c prime at 2 comma 2. what is the scale factor of dilation? 1 over 2 1 over 3 1 over 4 1 over 5

Find the values of y: 3y^3(y^2+ 2/3y)=0