menu
QAmmunity.org
Answers by Hossein Heydari
Login
Register
My account
Edit my Profile
Private messages
My favorites
Register
Answers by Hossein Heydari
Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question
Answers by Hossein Heydari
Filter
User Hossein Heydari
Recent activity
All questions
All answers
The ratio of boys to girls in a class is 3:4. There are 35 students in the class. How many more girls than boys are there
answered
Jan 25, 2020
Mathematics
middle-school
5
votes
228k
views
Why do scientists and other people in most countries use the metric system for measurents?
answered
Oct 12, 2019
Biology
high-school
2
votes
228k
views
Which scientist is best known for presenting new observations on empiricism and inductive reasoning
answered
Apr 26, 2019
History
middle-school
3
votes
126k
views
Which direction are the galaxies moving
answered
Jan 11, 2019
Physics
middle-school
1
vote
14.2k
views
Page:
« prev
1
2
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.
5.7m
questions
7.5m
answers
Search QAmmunity.org