Answer:
8 people
Step-by-step explanation:
x+13÷2×2=4×2
x+13=8
x+13-13=8-13
x=8-13
x=-5
2(½ x 3 x 4) + 3(10 x 4)
=2(½ x 12) + 3(40)
=2(6) +120
=12+120
=132
arithmetic progression problem
2/5
The experimental probability is
P (heads) = number of heads/ total tosses
= 8/20
= 2/5