This problem involves 8-digit binary strings such as 10011011 or 00001010 (i.e., 8-digit numbers composed of 0's and 1's). (a) How many such strings are there? (b) How many such strings end in 0? (c) How many such strings have I's for their second and fourth digits? (d) How many such strings have 1's for their second or fourth digits?

Q: 2021 2021 2021 What is the last digit of 5 + 6° 2? (A) 3 (B) 5 (C) 7 (D) 9

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A: Here  Password contains 8 digits

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A: The total number of digits from 0 to 9 is 10.

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Q: How many 6-character license plate numbers are possible if there are no repeats and either numbers…

A: no.of letters (from A to Z)=26no.of digits (from 0 to 9)=10Total no.of characters=36

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A: Solution.

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Q: Which of the following functions has a horizontal asymptote at y = 2?

A:

Q: How many 12-bit strings contain exactly five 1's?   (b) How many 12-bit strings contain at least…

A: a) We can pick 5 positions for 1's from 12 positions in 12C5= 792 ways  Answer(a): 792

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Q: How many 7-digit telephone numbers are possible if the first digit cannot be four and (a) only odd…

A: Total digits :  0,1,2,3,4,5,6,7,8,9  7-digit telephone numbers= ?  First digit can not be 4

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A: Step 1: Step 2: Step 3: Step 4:

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Q: Assume that the sum of the digits of a number, n, in base 10, equals to 16. Example: n= 97 is one…

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Q: (8) A certain student organization has 14 members - 4 graduate students and 10 un- dergraduates. A…

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