Answer:
[tex]2\frac{1}{4}[/tex] square yards.
Step-by-step explanation:
We have been given that Matthew and his 3 siblings are weeding a flower bed with an area of 9 square yards.
All person weeding flower bed: [tex]1+3=4[/tex].
To find the area in square yards weeded by each child, we will divide total area of flower bed by 4.
[tex]\text{Area in square yards weeded by each child}=\frac{9}{4}[/tex]
[tex]\text{Area in square yards weeded by each child}=2\frac{1}{4}[/tex]
Therefore, each child weeded [tex]2\frac{1}{4}[/tex] square yards of flower bed.