Math, asked by nilesh30, 1 year ago

find the means proportion between: 81and121

Answers

Answered by amritstar

0

proption meana
$\frac{81}{121}$
_____

hope it help.

nilesh30: wrong

nilesh30: give answers

Answered by guptakshat15

0

a=81
c=121
b=?
a:b::b:c
81:b::b:121
b²=9801
b=99

Previous Question

Next Question

Similar questions

Math, 7 months ago

(xvi) 62504836/(xvii) 82264900 (xviii) 3226694416(xix) 2. Find the least number which must be subtracted from the following numbers to make them a perfect square: (i) 2361 (ii) 194491 (iii) 26535 (iv) 16160 (v) 4401624 ho added to the following numbers to make them a...

Chemistry, 7 months ago

What is the valency of the element carbon ?

Math, 7 months ago

2x+5=-1 will has (maths class 9)...

English, 1 year ago

How to write a invitation letter to the friends for holi celebrations...

Physics, 1 year ago

2 metallic wires a and b are connected in parallel . wire a has length l and radius r and wire b has length 2l and radius 2r compute ratio of total resistance of parallel combination and resistance of wire a...

Math, 1 year ago

factorise x cube minus 3 x square - 10 X + 24...

Biology, 1 year ago

what is importance of dna copy and how it cause variation...

English, 1 year ago

do you think macavity is really so mischievous or is he framed by people to cover up their failures ? people , sometimes , blame others to cover up their own faults . express your views on this .