Draw a array to show how arrange 20 chairs into 5 equal rows

An equation representing lyle’s hedge-trimming business is a = 12n - 300 where a is the amount of profit or loss in dollars and n is the number of hedges trimmed. how would the graph of lyle’s business change if the equation a = 10n - 300 represented his business? the graph would be flatter. the graph would be steeper. the graph would start closer to the origin. the graph would start lower on the y-axis.

You wanted to draw an enlargement of design that printed on a card that is 4 in by 5

What percent of 18 is 24? and plz explain thx.