Karen paid $1.20 for 6 pencils and 4 erasers at the school store. 6x+4y=1.20

Trey paid $1.10 for 8 pencils and 2 erasers at the school store.
8x+2y=1.10

How much does an
eraser cost?

Polygon hh is a scaled copy of polygon gg using a scale factor of 1/4. polygon h's area is what fraction of polygon g's area?

Astore has apples on sale for three dollars or 2 pounds how many pounds of apples can you buy for nine dollars if an apple is approximately 5 ounces how many apples can you buy for nine dollars

The distance of a chord from the centre of a circle is 12cm and the lenght of the chord is 10cm. find the radius of the circle