Answers by visitors named: Gayatri
thank u
Let Babita share =x
Ahmad share=x/5
John share=x/3
A/q-
x+x/5+x/3=1380
15x+3x+5x/15=1380
23x/15=1380
23x=1380(15)
x=20700/23
=900
So, x=900
x/5=180
x/3=300
P=F/A
PRESSURE OF LIQUID = pGH
ALWAYS GRAVITY IS =10
p IN THE PRESSURE OF LIQUID FORMULAE IS RHO OR DENSITY
HEIGHT= 30 CM IN M IS 0.3
SO WHEN WE HAVE ARE DENSITY , GRAVITY, HEIGHT WE ALSO HAVE A LENGHT AND WIDTH WHICH ARE 2M*2M SO WE HAVE DERIVED A FORMULAE WHICH IS
PRESSURE = PGH*A
SO = (1000*10*0.3)*2*2
SO = (1000*10*0.3)*4
SO = (10000*0.3)*4
SO = 300*4
YOUR ANSWER IS = 1200