2 years ago

3. How many 4-letter code can be formed using the first 10 letters of the English alphabet, if no letter can be repeated?

1 answer:

7 0

Abcdefg
There cannot be more than two because there are only two vowels, e and a. But it has to be 4 lettered, which limits a lot of option, so there can only be one 4-letter code.

You might be interested in

A number x is equal to 7. 24. 48. What is the smallest positive integer y such that the product xy is a perfect cube

Tcecarenko [31]

What’s the questionv

8 0

2 years ago

A right triangle has legs that measure 8 feet and 6 feet. What is the length of the hypotenuse?

rusak2 [61]

Answer:

C) 10 feet

Step-by-step explanation:

h² = 8² + 6² = 64 + 36 = 100

h = √100 = 10

5 0

3 years ago

Arron is getting new carpet in his bedroom. The dimensions of his room are 8 feet by 15 feet. How much carpet does he need to co

MakcuM [25]

Answer:

120 square feet ( 13.333 square yards)

Step-by-step explanation:

8 ft x 15 feet = 120 ft^2

5 0

2 years ago

A. Fill in the boxes :

frosja888 [35]

Step-by-step explanation:

it's simple:

8 tens + 19ones = 9 tens + 9 ones
8 tens + 2 ones =7 tens+12 ones
7 tens +25 ones = 9 tens + 5 ones
70+11=80+1
50+13=60+3
90+13=100+3

5 0

3 years ago

Bobby is 12 years old. His age is nine

KatRina [158]

Answer:

65 because 12 plus 9 is 21 then 3 times 21 is 65

4 0

2 years ago