Ricks sporting good:
100% - 20% = 80% so the basketball is on sale for 80% of the original price so 24.95 x 0.80 = 19.96 ( sale price)
Sports Expert:
100% - 25% = 75%
so the basketball is on sale for 75% of the original price 25.80 x 0.75 = 19.35 (sale price)
19.35 is less than 19.96 so the better deal is from Sports Expert