Answer:
1500$ = 5.3
so she spent 56 hours
Step-by-step explanation:
Answer:
A.
No
B.
Yes
C.
Yes
Step-by-step explanation:
9.8t^2-49t+40=0
t=(49±√833)/19.6
t≈1.027, 3.97
1.027<t<3.97
we are given

we can see that
4a is in multiple in numerator
so, we can factor it out

now, we can cancel 4a
and we get
.............Answer