pandasquishy11 pandasquishy11
  • 22-01-2015
  • Mathematics
contestada

60% of the class are girls.there are 18 girls
- how many students are there in the class?
- how many boys are there?

Respuesta :

nate81 nate81
  • 22-01-2015
So if 18=3/5 which is 60% then we find x times .6= 18 so x=30 and in a 30 person class, 18 are girls, 12 must be boys
Answer Link

Otras preguntas

Tyrone hears on the news that the AQI is 201. What does that mean? the air is unbreathable oxygen in the air is at a dangerous level the amount of pollutants i
Amendments to the Constitution can be proposed bythe president and vice president.Congress and state legislatures.the president and the Supreme Court.Congress a
Find the perimeter of a triangle with sides 12 inches, 9 inches, and 15 inches.
How does assigning oxidation states in compounds help you balance redox reactions? a. The oxidation state tells you how the bonding electrons are arrayed in an
Help with these please?
Answers to 1-6 please :)
Which sentence contains a misplaced or dangling modifier? A. To exit the program, simply press the escape key. B. Finished with our lunch, the thought of
Which is an accurate description of a political change in Europe after 1980? A. Communist Yugoslavia fell into civil war and split into several non-communis
What is the charge of the nucleus
True breeding animals have certain characteristics that are carried to subsequent generations. What are the advantages of true breeding?