Answer:
b) 1/32
Step-by-step explanation:
1/2 x 1/2 x 1/2 x 1/2 = 1/32
Answer:
20
Step-by-step explanation:
add up the distances from part a,b,c,and d of the hike
Answer:
y is 1 and x is 2
Step-by-step explanation:
please mark me as brainliest!!<3
Answer:
A batch of 20 semiconductor chips is inspected by choosing a sample of 3 chips. Assume 10 of the chips do not conform to customer requirements.
a) Number of different samples = 20C3 =
=1140
b) 2 good and one bad chip
Number of samples = 10C2 * 10C1 = 45 * 10 =450
c) 2 good 1 bad + 1 good 2 bad + 3 bad
Number of samples = 10C2 * 10C1 + 10C1 * 10C2 + 10C3
= 
I think it’s 3 I’m not sure