menu
Qammunity.org
Login
Register
My account
Edit my Profile
Private messages
My favorites
David’s age is four times Alisa’s age. In eight years, David will be twice as old as Alisa. How old is each now?
Ask a Question
Questions
Unanswered
Tags
Ask a Question
David’s age is four times Alisa’s age. In eight years, David will be twice as old as Alisa. How old is each now?
asked
Dec 13, 2020
117k
views
1
vote
David’s age is four times Alisa’s age. In eight years, David will be twice as old as Alisa. How old is each now?
Mathematics
middle-school
Vasily Vlasov
asked
by
Vasily Vlasov
8.6k
points
answer
comment
share this
share
0 Comments
Please
log in
or
register
to add a comment.
Please
log in
or
register
to answer this question.
1
Answer
1
vote
David is 16 years old.
Alisa is 4 years old.
Vicpermir
answered
Dec 20, 2020
by
Vicpermir
8.3k
points
ask related question
comment
share this
0 Comments
Please
log in
or
register
to add a comment.
← Prev Question
Next Question →
Related questions
asked
Jun 19, 2020
105k
views
David's age is four times Alisa’s age. In eight years, David will be twice as old as Alisa. How old is each now?
Katrix
asked
Jun 19, 2020
by
Katrix
7.9k
points
Mathematics
middle-school
2
answers
1
vote
105k
views
asked
Apr 19, 2017
205k
views
Alisa says it is easier to compare the numbers in set A than the numbers in set B Set A 45,760 1,025,680 Set B 492,111 409,867 What is one way you could construct an argument justifying whether Alisa's
DaSch
asked
Apr 19, 2017
by
DaSch
7.7k
points
Mathematics
middle-school
2
answers
2
votes
205k
views
asked
Oct 13, 2017
21.3k
views
alisa says its easier to compare the numbers 45,760 and 1,025,680 than the numbers 492,111 and 409,867 what is one way you could construct an argument justifying whether alisa's conjecture is true
David Aleu
asked
Oct 13, 2017
by
David Aleu
8.0k
points
Mathematics
middle-school
2
answers
5
votes
21.3k
views
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.
9.4m
questions
12.2m
answers
Categories
All categories
Mathematics
(3.7m)
History
(955k)
English
(903k)
Biology
(716k)
Chemistry
(440k)
Physics
(405k)
Social Studies
(564k)
Advanced Placement
(27.5k)
SAT
(19.1k)
Geography
(146k)
Health
(283k)
Arts
(107k)
Business
(468k)
Computers & Tech
(195k)
French
(33.9k)
German
(4.9k)
Spanish
(174k)
Medicine
(125k)
Law
(53.4k)
Engineering
(74.2k)
Other Questions
What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
Twitter
WhatsApp
Facebook
Reddit
LinkedIn
Email
Link Copied!
Copy
Search Qammunity.org