A Store-It-All storage facility requires users to enter a four digit code, using numbers 0-9, to get through the gate. You need
to get a box of winter clothes from your storage container, but you forgot the code.
How many possible codes are there if the digits cannot be repeated?
What is the probability that you will guess the correct code on your first try?
P(correct code) = ______
How many possible codes are there if the digits cannot be repeated?
What is the probability that you will guess the correct code on your first try?
P(correct code) = ______
1 answer:
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The answer to the question
Answer:
If ‘A’ can finish a work in ‘n’ days then part of work finished in 1 day
will be .
Step-by-step explanation:
From the question, it is clear that
- If ‘A’ can finish a work in ‘n’ days, then
- we have to determine the part of work finished in 1 day.
So
let '' be the number of days
takes to complete the whole work
Let the whole job be denoted as ''
Thus, the part of work finished in 1 day will be:
Therefore, If ‘A’ can finish a work in ‘n’ days then part of work finished in 1 day will be .
Keywords: work, word problem
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