Hannah is at the supermarket to buy carrots and potatoes. if she buys 2 pounds of carrots and 3 pounds of potatoes, it will cost her a total of $8, and if she buys 4 pounds of carrots and 4 pounds of potatoes, it hill cost her a total of $13. which of these statements is correct? carrots cost $1.50 a pound, which is less than potatoes cost. carrots cost $1.50 a pound, which is more than potatoes cost. carrots cost $1.75 a pound, which is less than potatoes cost. carrots cost $ 1.75 a pound, which is more than potatoes cost

Carrots cost $ 1.75 a pound which is more than potatoes cost.

Step-by-step explanation:

Let,

Carrots cost $ x per pound and potatoes cost $ y per pound.

Buying 2 pounds of carrots  and 3 pounds of potatoes will cost her

$

and

Buying 4 pounds of carrots and 4 pounds of potatoes will cost her

$

According to the question,

-----(1)

-----(2)

multiplying (1) by 2 we get,

-----(3)

Deducting (2) from (3) we get,

⇒ ------------------(4)

Putting value of y in (1) we get,

⇒   ------------(5)

according to the triangle sum theorem, all the angles in a triangle must add up to 180 degrees. if we know one angle is already 90, we do 180-90=90. the other 2 angles must add up to 90, exactly.

step-by-step explanation: