1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
aniked [119]
3 years ago
9

The sum of the digits of a two-digit number is 9. When the digits are reversed, the new number is 9 more than the original numbe

r. Find the original number. Check your answer.
a. 18
b. 27
c. 36
d. 45
Mathematics
1 answer:
Paul [167]3 years ago
4 0

9514 1404 393

Answer:

  d.  45

Step-by-step explanation:

You can check the offered answers. You will find that the difference from reversing the digits will only be 9 if the digits differ by 9/9 = 1.

The original number is 45.

__

<em>Check</em>

  45 + 9 = 54 . . . with the digits reversed

You might be interested in
Fill in the table to convert kilometers to meters
Phantasy [73]

Step-by-step explanation:

Where is the table

1 km = 1000m

4 0
3 years ago
The probability of winning a particular game at the Game Place is 14 1/4 . Find the odds against winning the game.
Zinaida [17]
ANSWER

\frac{1}{3}



EXPLANATION

We want to find an odds ratio from a given probability, which is


\frac{1}{4}


We subtract the numerator 1 from the denominator 4 to obtain


4- 1= 3


The answer is the number of unfavorable outcomes. 

The Odds can then be expressed as

1 : 3


The ratio of favourable outcomes to unfavorable outcomes.


Or

\frac{1}{3}




6 0
3 years ago
The frequency table shows the scores from rolling a dice<br><br> work out the mean
umka2103 [35]
You have to add all of your frequency’s together and divide by 6 for the 6 scores. your mean would be 2
6 0
2 years ago
Write $2.161616 as a fraction and mixed number
Alona [7]
Fraction is 2.161616/1000000
mixed number is 2 161616/1000000
4 0
3 years ago
Simplify the radical expression 5√7+2√175
yanalaym [24]
5\sqrt{7} + 2\sqrt{175}=5\sqrt{7}+2\sqrt{25 \cdot 7}=5\sqrt{7}+ 2 \cdot \sqrt{25} \cdot \sqrt{7}= \\ \\ = 5\sqrt{7}+2 \cdot 5 \cdot \sqrt{7}=5\sqrt{7}+10\sqrt{7}=\boxed{15\sqrt{7}} \approx 39.69

remember about formula \sqrt{ab} = \sqrt{a} \cdot \sqrt{b}
5 0
3 years ago
Other questions:
  • What is the equation of the line in slope intercept form?
    15·1 answer
  • 2 jars of spaghetti sauce $3<br> What is the constant poportion of this problem
    7·2 answers
  • <img src="https://tex.z-dn.net/?f=%20%5Cfrac%7B6%7D%7B3%7D%20" id="TexFormula1" title=" \frac{6}{3} " alt=" \frac{6}{3} " align=
    13·2 answers
  • A cylindrical swimming pool has a diameter of 18 feet and a height of 4 feet. About how many liters of water are needed to fill
    8·1 answer
  • Make an equation line of a slope of 8 and goes through (0,-3)
    10·1 answer
  • Change the following to a mixed number 48/10 simplify
    15·1 answer
  • * Found the answer to this question. *
    15·1 answer
  • 2. What is the measure of side KL?
    5·2 answers
  • Someone please tell if this is right!
    12·1 answer
  • -20 ÷ g<br> Please help i need help with math homework
    7·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!