Answer :
Answer:
- N=18n; {n∈Naturals ∨ n≥2}
Step-by-step explanation:
if the ratio is 9:4:5
- shirts=9n
- dresses=4n
- jackets=5n
where n is a natural number
we know also that dresses >7, so:
- 4n>7⇒n≥2
Finally, the total number of clothing is:
- N=9n+4n+5n=18n {n∈Naturals ∨ n≥2}