If the family walked 2/5 of a mile in 2/7 of an hour their MPH would be 2.8mph
The answer would be D
-1 3/7=-10/7
-3 2/3=-11/3
-10/7 x -11/3=110/21
110/21=5 5/21
A negative times a negative =a positive
Step-by-step explanation:
k = 72
x= -81
..............
45% of 76
45%=0.45
0.45*76
34.2
34.2 is about 34
so 34