The cost of a pencil at the school store is $0.52. Which student provides the best estimate for the cost of 4 pencils?
Cora. 52 cents is about 50 cents. 4 plus 50 cents equals 4 dollars and 50 cents. Isaiah. 52 cents is about 50 cents. 4 times 50 cents equals 2 dollars. Rebea. 4 pencils is about 10 pencils. 10 plus 52 cents equals 10 dollars and 52 cents. Yolana. 4 pencils is about 10 pencils. 10 times 52 cents equals 5 dollars and 20 cents.
Cora
Isaiah
Rebecca
Yolanda