Answer:
is less than or equal to $200
Step-by-step explanation:
if she wishes to buy a <u>maximum</u> amount on cloths then the sign will be is less than or equal to (≤) because of the word maximum. next you will divide 400 by 1/2.
First take the fractions and find their common denominator:

x 4 =

Now you can add the fractions:

Now add your whole numbers and the fraction:
1+1= 2 >> 2+

= 2

yards
Now subract 2

from 5:
5-2

=
2
yards
She has $18.50 so she needs $39.50.
6.50×3= 19.50
18.50+19.50= 38
5.25×4=21
38+21=59
Maya would have enough money to go on the trip.
(3) 62.5% cuz u take the total number of the students and u divide it by the number of students between 60 to 65
So all you need to do if find the min of the function:
f(x)=0.04x^3-4x^2-176x
f'(x)=0.12x^2-8x-176
The only zero for this is x=84.105 <---first
Plug this into f(x) to get f(84.105)=-19300 <---second