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
Tems11 [23]
3 years ago
14

Anna, Bob and Chris are altogether 31 years old. How old will all three be altogether in three years time? (A)32 (B)34 (C)35 (D)

37 (E)40​
Mathematics
2 answers:
Zarrin [17]3 years ago
5 0

Answer:

40

Step-by-step explanation:

A+B+C = 31

Add 3 years to each age

A+3  +B+3  + C+3  = 31 +3+3+3

They will be

A+3  +B+3  + C+3  = 40

kirza4 [7]3 years ago
3 0

Answer:

it will be 40

Step-by-step explanation:

If they are altogether 31 years old now in 3 years we just add 9 thus it is 40

You might be interested in
5! ( 2 × 1 ) - 4! × 3! ​
Zolol [24]
<h2>{\bold {\pink {\underbrace {\red {\sf {\overbrace {\orange {Answer\:Grade\:5}}}}}}}}</h2>

\:

。。。。。。。。。。。。。。。。。。。。。。。。。。。。

  • 》5! ( 2 × 1 ) - 4! × 3!
  • 》5! ( 2 ) - ( 4! × 3! )
  • 》5! ( 2 ) - ( ( 4 × 3 × 2 × 1 ) × ( 3 × 2 × 1 ) )
  • 》5! ( 2 ) - ( 24 × 6 )
  • 》5! ( 2 ) - 144
  • 》( 5 × 4 × 3 × 2 × 1 ) ( 2 ) - 144
  • 》120 ( 2 ) - 144
  • 》240 - 144
  • 》90

。。。。。。。。。。。。。。。。。。。。。。。。。。。。

\:

5 0
3 years ago
Read 2 more answers
Childe, needs help please
OLEGan [10]
I don’t know the first part but i think the second part would be 4^11
3 0
3 years ago
Which property is shown in the problem below?
Georgia [21]

Answer:

Distributive property is shown!

7 0
3 years ago
Read 2 more answers
Please answer this math question correctly
irina [24]

Answer: the dependent variable is the seconds and the independent variable is the feet.

Step-by-step explanation:

independent means it not dependent and the nmber of feet keep changing while it goes down, while the seconds stay the same the whole time at 7.

4 0
4 years ago
3(x+1)(x-1)=7x<br> (By quadratic formula)
Vlada [557]

Answer:

Step-by-step explanation:

3(x^{2} - 1) = 7x\\ 3x^{2} - 7x - 3 =0

x = [-(-7)±\sqrt{49 - 4(3)(-3)}] / 2(3)

x= (7 ±√85) / 6

3 0
3 years ago
Other questions:
  • What is the midpoint between -9 and 15 on the number line?<br><br> 3<br> 12<br> 6<br> 2
    12·2 answers
  • Unit cubes and solid figures
    10·1 answer
  • Solve the following x^4-3x^2-4=0
    11·1 answer
  • What does it mean to say that a data point has a residual of 0
    5·1 answer
  • The tennis team has played 28 matches so far this season. They have won 10 matches so far. How many matches will the team need t
    15·2 answers
  • ❗️10 points❗️<br> 2. simplify the expression.<br> pleasseee
    13·1 answer
  • R^2+6r-27 <br> factoring quadratics
    7·1 answer
  • *Translate into an algebraic expression: How much 50% sugar syrup can you make if you have x grams of sugar?
    7·1 answer
  • HELP!!!! An 80% confidence interval for a proportion is found to be (0.12,0.18). What is the sample proportion?
    6·2 answers
  • Select the correct answer.
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!