Answer:
f(2) =30
Step-by-step explanation:
f(1)=15
f(n)=f(n-1)*n
Put in n=2
f(2)=f(2-1)*2
= f(1) *2
= 15*2
=30
She will need to work 22h and 23
Mins
Answer:
1 ???????
Step-by-step explanation:
Answer:
<em>240.</em>
Step-by-step explanation:
70+130+40=240.