Please help I need this as soon as u can The password for a new online gaming site must contain three letters followed by four digits . The digits can be repeated by but the letters cannot . How many unique passwords can be created

2

step-by-step explanation:

1+1=2

i dont know sorry

step-by-step explanation:

percentage - 25%

probability - 0.25

we know,

total amount of students in class = 20

total boys = 10

total girls = 10

no of girls who wear glasses = 10/2 = 5

probability of choosing a girl with glasses is =

number of girls wearing glasses/total number of students in the class = 5/20

thus, percentage of selecting a girl wearing glasses will be

= 5/20 × 100

= 5 × 5

25%

therefore,

probability will be 0.25

happy to

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.19875994384

step-by-step explanation:

1699/ 8548