khnhtranmai khnhtranmai 11-11-2022 English contestada Which equation shows the best estimate for 4,310 ÷ 72 using compatible numbers? Select one: a. 4,000 ÷ 80 = 50 b. 4,900 ÷ 70 = 70 c. 4,200 ÷ 70 = 60 d. 4,000 ÷ 100 = 40