The graph below shows how the total income tax varies with income for one taxpayer category.
The graph has four straight line segments
1. Calculate the slope of each straight segment. Express each slope as a percentage.
2. Explain what each slope represents.
3. Describe how the slope of the overall graph changes.
4. Explain what the graph says about the way income is taxed.
Create a table summarizing the information about tax rates.

Plzzz plzz maths ! quadratic sequences =an^2+bn 1) 1,6,15,28,45 2)5,18,39,68,105 3) 1,8,21,40,65 4) 7,24,51,88,135 5) -1,2,9,20,35

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

Martha has a deck of cards. she has lost some of the cards, and now the deck only contains nine spades, eleven diamonds, eight clubs, and twelve hearts. martha predicts that whenever she draws a card from the deck without looking, she will draw a club one-fifth of the time. which activity would best allow martha to test her prediction? a. randomly draw a card from the box and see if it is a club. b. randomly draw a card. then, continue to draw another card until all eight clubs are drawn. c. randomly draw and replace a card 120 times. then, observe how close to 30 times a club is drawn. d. randomly draw and replace a card 100 times. then, observe how close to 20 times a club is drawn.