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Katen [24]
4 years ago
10

The access code for a​ car's security system consists of sixsix digits. the first digit cannot be zerozero and the last digit mu

st be oddodd. how many different codes are​ available?
Mathematics
1 answer:
shutvik [7]4 years ago
7 0
There are six digits. The first can be anything but 0. There are 9 other choices.
 Are repetitions allowed? Is 999999 permitted.

Repetitions allowed.
9 * 10 * 10 * 10 * 10 * 5 The last digit must be odd.
450,000 <<<< answer.

No repetitions 
Sorry this requires more thought.
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The measures of the angles of a triangle are shown in the figure below. Solve for x.
ArbitrLikvidat [17]

Answer:

14

Step-by-step explanation:

5x-3+ x+9 + 90= 180

6x+ 96=180

6x=180-96

6x=84

x=84/6

x=14

3 0
3 years ago
PLEASE HELP
muminat

o.83

Step-by-step explanation:

Conversion a mixed number 3 1/

4

to a improper fraction: 3 1/4 = 3 1/

4

= 3 · 4 + 1/

4

= 12 + 1/

4

= 13/

4

To find new numerator:

a) Multiply the whole number 3 by the denominator 4. Whole number 3 equally 3 * 4/

4

= 12/

4

b) Add the answer from previous step 12 to the numerator 1. New numerator is 12 + 1 = 13

c) Write a previous answer (new numerator 13) over the denominator 4.

Three and one quarter is thirteen quarters

Conversion a mixed number 2 1/

3

to a improper fraction: 2 1/3 = 2 1/

3

= 2 · 3 + 1/

3

= 6 + 1/

3

= 7/

3

To find new numerator:

a) Multiply the whole number 2 by the denominator 3. Whole number 2 equally 2 * 3/

3

= 6/

3

b) Add the answer from previous step 6 to the numerator 1. New numerator is 6 + 1 = 7

c) Write a previous answer (new numerator 7) over the denominator 3.

Two and one third is seven thirds

Add: 13/

4

+ 7/

3

= 13 · 3/

4 · 3

+ 7 · 4/

3 · 4

= 39/

12

+ 28/

12

= 39 + 28/

12

= 67/

12

5 0
3 years ago
Read 2 more answers
Courtney school is having a family game night each table has 4 players there are 7 tables in all how many players are at the gam
laiz [17]
Answer=28 players

If there are 4 players at every 1 table then...

1 table would have 4 players
4=4

2 tables would have 8 players
4+4=8

3 tables would have 12 players
4+4+4=12

4 tables would have 16 players
4+4+4+4=16

5 tables would have 20 players
4+4+4+4+4=20

6 tables would have 24 players
4+4+4+4+4+4=24

7 tables would have 28 players
4+4+4+4+4+4+4=28

____________________________

You can also solver this problem by multiplying the number of tables, 7, by the number of player per table, 4.

7*4=28players
6 0
3 years ago
Read 2 more answers
Write the decimal equivalent for this fraction 70/100
d1i1m1o1n [39]

Answer:

0.7 is the decimal equivalent to 70/100.

Step-by-step explanation:

You can just do the numerator (70) divided by the denominator (100): 70÷100 = 0.7

8 0
3 years ago
In a class of 23 students, 9 play an instrument and 7 play a sport. There are 3
Andre45 [30]

Answer:

4/7

Step-by-step explanation:

4 0
3 years ago
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