1rof a circular pizza has been eaten. If the rest of the pizza is divided into m equal slices, then each of these slices is what fraction of the whole pizza?
A.rm
B.r−1m·r
C.1m
D.m−1m
E.m−rm
我的答案：
fff\(\frac{1}{r}\)/fffof a circular pizza has been eaten. If the rest of the pizza is divided into m equal slices, then each of these slices is what fraction of the whole pizza?
