All categories

2 years ago

How many three-letter sequences are possible that use the letters q,u,a,k,e,s at most once each?

Mathematics

1 answer:

Angelina_Jolie [31]2 years ago

8 0

6P3 => 6!/(6-3)! = 120.

I can't very well explain, but I hope it works.

You might be interested in

Solve the inequality:

Allushta [10]

Answer:

x ≤ 1

Step-by-step explanation:

8 + 4x $\geq$ 12

4x $\geq$ 12 - 8

4x ≥ 4

Dividing both sides by 4 gives;

x ≤ 1

3 0

2 years ago

If (x+1,10)=(4,2y) then find the value of x & y

lawyer [7]

Answer:

Step-by-step explanation:

<h3>Given, </h3>

(x+1, 10) = (4, 2y)

First x coordinate, 

x + 1 = 4

=> x = 4 - 1

=> x = 3 (Ans) (i)

Second y coordinate, 

10 = 2y

$= > y = \frac{10}{2}$

=> y = 5 (Ans) (ii)

3 0

2 years ago

By law, sales tax has to be applied to the discount price. However, would it be better for the consumer if the 7.5% sales tax wa

Dafna1 [17]

Answer:

let's say the item bought costs £20

sales tax first

20/100 X 7.5 = 1.50. 20 + 1.50 = 21.50

21.50/100 X 20 = 4.30

21.50 - 4.30 = £17.20

discount first

20/100 X 20 = 4

20 - 4 = 16

16/100 X 7.5 = 1.20

16 + 1.20 = £17.20

it wouldn't matter

8 0

2 years ago

Read 2 more answers

Help me find the volume and the work

Ilya [14]

Step-by-step explanation:

I guess this topic is measurement or area and volume of rectangular prisms.

okay so...... the formula for rectangular prism- l×w×h

l= 39ft

w=8ft

h=12

l×w×h= 3744ft

6 0

2 years ago

Read 2 more answers

Solve for the amount of monthly interest that is owed on an interest-only loan based on the following facts: Loan amount $115,00

denpristay [2]

The amount of interest owed is $115,000×0.07/12 ≈ $671.

6 0

2 years ago

Read 2 more answers