Answer:
The ratio is:
.
Explanation:
number of t-shirts sold=840
number of hoodies sold=360
ratio of t-shirt sold to hoodies sold in lowest possible form is given by:

as both the numerator and denominator are multiples of 120 so we divide numerator and denominator to obtain the ratio as:
.
Hence, the ratio of t-shirts sales to hoodies sales in it's lowest possible form is=
.