Answer:
Its actually one solution it is solvable and only has one solution
Step-by-step explanation:
The answer would be 1.40. The 3 significant figure are 1.39 and it wants us to round so we look at the 8 in 1.3981 and since 8 > 5 we know to round up.
Answering-C
measurements in cups
pretzels -3.75
dry cereal -6.875
peanuts -3.125
margarine -8.33
soy sauce -0.390625
total -22.470625
there will be 22 cups of dry snack mix.