Answer:
Step-by-step explanation:
1. (2/5)(-5/7) = (2)(5)/(-5)(7) = -10/35 = -2/7
2. 4/9 - 3/9 = 1/9
Answer:
B 66%
Step-by-step explanation:
100% (total) - 34% (P(not landing on blue)) = 66%
Answer:
n+18=20
Step-by-step explanation:
There are 48 students majoring in Marine Biology.
