(250-25×7)÷30
=(250-175)÷30
=75÷30
=2.5≈3(天)
答:还要3天才能看完
spanD
解析:
解:120×(25%+30%)+1
=120×0.55+1
=66+1
=67(页)
答:第三天应从第67页看起.
故选:D.