Answer:
15 im positively sure
Step-by-step explanation:
The 6 sides are the same sides
so 6+6=12
add the 3
12+3=15
Answer:
506
Step-by-step explanation:
do the math
Answer:
a. (b) 2.5
b. (b) 1.89
Step-by-step explanation:
E(X) =0(0.05)+1(0.25)+2(0.35)+3(0.15)+4(0.15)+5(0.15)= 2.5
Answer:
Step-by-step explanation:
Neutron: has mass and no charge
Protons: has mass and a positive charge