if U=22/7(r+h), find r when U=16 1/2 and h=2

this question is from book of New syllabus D1 6th edition 1 and is from Oxford university press

in Algebra 2 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

me assume that shood be u=22/[7*(r+h)]

then, 7*(r+h)=22/u

r+h=(22/7)/u

r=[(22/7)/u] -h

u=16 1/2=33/2, so 1/u=2/33

h=2

r=(22/7)*2/33 -2

=(44/231)-2

=0,1895 -2

=-1.8095
by

Related questions

1 answer
if r=u+2at, find x when u=15,a=3and t=2
asked Feb 3, 2013 in Algebra 1 Answers by anonymous | 552 views
1 answer
if r is inversly proportional to h, and r=5 when h=12
asked Aug 28, 2013 in Algebra 1 Answers by maryam | 1.7k views
1 answer
How to get length of a rectangle when u r given with the perimeter
asked Oct 8, 2012 in Word Problem Answers by anonymous | 741 views
1 answer
If y = 22 when x = 8, find y when x = -16
asked Oct 8, 2019 in Algebra 1 Answers by anonymous | 1.2k views
1 answer
if y =22 when x= 8, find y when x= -16
asked Oct 10, 2011 in Algebra 1 Answers by anonymous | 2.3k views
1 answer
if u=f(r) prove that
asked Nov 12, 2013 in Calculus Answers by shanika | 1.4k views
1 answer
solve it if u r a genius
asked Aug 23, 2013 in Algebra 1 Answers by anonymous | 1.4k views
0 answers
solve this if u r genius
asked Aug 13, 2013 in Word Problem Answers by anonymous | 595 views
0 answers
if r=2.3 cm and arc=5pi/6, find h
asked Mar 6, 2013 in Algebra 1 Answers by anonymous | 568 views
1 answer
How do u solve r-7/8>1
asked Nov 27, 2013 in Algebra 1 Answers by anonymous | 498 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

87,548 questions
99,681 answers
2,417 comments
465,711 users