Question

How many drifferent 5 letter passwords can be made when three lowercase letters are chosen from 26 lower case letters , 1 uppercase letter from 26 upper case letters and 1 number chosen from ten numbers

290

likes

1451 views

Answer to a math question How many drifferent 5 letter passwords can be made when three lowercase letters are chosen from 26 lower case letters , 1 uppercase letter from 26 upper case letters and 1 number chosen from ten numbers

$Expert avatar$

Madelyn

4.7

86 Answers

Total number of passwords = (Number of choices for lowercase letters) * (Number of choices for uppercase letter) * (Number of choices for number) Total number of passwords = 26^3 * 26 * 10 Total number of passwords = 17,576 * 26 * 10 Total number of passwords = 4569760 Therefore, there are 4569760 different 5-letter passwords that can be made

Frequently asked questions (FAQs)

What is the rule for congruence of triangles when two angles and the included side of one triangle are equal to the corresponding parts of another triangle?

What are the coordinates of a point on the circle with a radius of 5 centered at the origin?

Question: What is the derivative of f(x) = 3x^2 - 4x + 1?

New questions in Mathematics

Karina has a plot of 5000 square meters in which she has decided that 60% of it will be used to plant vegetables. Of this part, 12% will be dedicated to planting lettuce. How much surface area of the plot will be used to grow lettuce?

Express the following numbers in decimal system, where the subscript indicates the base: 110101 (SUBINDEX=2)

[(36,000,000)(0.000003)^2]divided(0.00000006)

Consider numbers from 1 to 2023. We delete 3 consecutive numbers so, that the avarage of the left numbers is a whole number

The durability of a tire of a certain brand is a Normal random variable with an average of 64,000 km and a standard deviation of 9,000 km. Assuming independence between tires, what is the probability that the 4 tires on a car will last more than 58,000 km?

reduce the expression (7.5x 12)÷0.3

sum of 7a-4b+5c, -7a+4b-6c

3+7

The question is using rule 72 determine Kari wants to save 10,000 for a down payment on a house. Illustrate the difference in years it will take her to double her current 5,000 savings based on 6%, 12% and 18% interest rate .