Probability of having at least 1 boy = 1 - the probability of having ALL girls.
P(5 girls) = (1/2)⁵ = 1/32
P(At least 1 boy) = 1 - 1/32 = 31/32
Answer: 31/32
500 ÷ 8 = 62.5
62.5 x 5 = 312.5
Round up to 313
Answer is 313 tacks
Answer:
18492-2516
Elevation: 15976
Step-by-step explanation:
Since the climber descended 2516 feet, we can write 18492-2516.
Cosθ = adjacent / hypotenuse

I hope I helped you^_^