find x, y and n if class of 20 boys (x)&15 girls(y) is divided into n groups

a class of 20 boys and 15 girls is divided into n groups so that each group has x boys and y girls.find x,y and n
in Algebra 1 Answers by

Your answer

Your name to display (optional):
Privacy: Your email address will only be used for sending these notifications.
Anti-spam verification:
To avoid this verification in future, please log in or register.

1 Answer

Step 1 : let no of boys in each group are x and girls in each group are y; which makes n(x+y)=35. Step 2: Find hcf, which is 5. That is n=5. Step 3: boys = 20; 20/5= 4; in each group 4 boys are there. Step 4: girls =15; 15/5=5; in each group 3 girls are there.
by

Related questions

1 answer
The 6th grade class has 12 boys and 20 girls.
asked Oct 23, 2013 in Fraction Problems by MOMofWILLOW | 902 views
1 answer
There are 37 more boys, b, than girls in a class
asked Feb 1, 2019 in Word Problem Answers by APRIL OOOOOOF | 730 views
Welcome to MathHomeworkAnswers.org, where students, teachers and math enthusiasts can ask and answer any math question. Get help and answers to any math problem including algebra, trigonometry, geometry, calculus, trigonometry, fractions, solving expression, simplifying expressions and more. Get answers to math questions. Help is always 100% free!

Most popular questions within the last 3000 days

  1. 50+50-25X0+2+2= (19)
  2. it takes 10 road workers 5 days to complete a road repair when working 2 hours a day.Working at the same pace,how many days will it take 2 people working 5 hours a day to finish it? (3)
  3. complete the following. 825 use each digit once .make the two smallest 3 digit numbers and two largest 3-digit number (2)
  4. Solve 15 -1(12÷4+1)? (4)
  5. 8:4(5+2) (3)

Most popular tags

87,551 questions
99,638 answers
2,417 comments
444,278 users