Question

a jar contain3000 white black and red beads .the beads are thoroughly mixed and a sample of 60 is taken. the sample is found to contain 17 white beads 32black beads and 11red beads . Estimate the number of beads of each colour in the jar

Answer 1

let number of white beads be x
no of black beads be y
no of red beads be z
so
60/17=3000/x
x=850
60/32=3000/y
y=1600
60/11=3000/z
z=550

Answer 2

Answer:

your answer in this photo