A box contains 30 radio chips of which 10 are defective. If 7 chips are picked at random out of the box randomly, what is the pr
obability that at least 8 are defective?
Needs to show all work.
2 answers:
Answer the chace is 50%
Step-by-step explanation:
because if you defined it then simplify it u get 50
Answer my question first
if one ratio is given find all other find sin30+cos30?
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Answer:
5 m
Step-by-step explanation:
Find the total length of the shelf by adding together the lengths of the two boards:
1 1/2 + 3 1/2
= 5
So, the total length of the shelf is 5 m
90 mins bc 120/8=x/6 so cross multiply
first you need to mulitply 13 x 3 which is 39, then subtract 2 which is 37.