4. Karah is making baskets out of her supply of popsicle sticks. She uses the same number of popsicle sticks for every basket. The table below gives the number of popsicle sticks remaining after she makes certain numbers of baskets. Baskets made Popsicle sticks remaining 4 7 10 481 364 247 a. How many popsicle sticks does Karah need for each basket? b What is the maximum number of baskets Karah can make with her supply of popsicle sticks?