28 x .15 = 4.2
28 + 4.2 = 32.2 <---- ANSWER
Hope this helps :)
Answer:

Step-by-step explanation:
=>
[
]
=> 3.64 + 0.6
=> 4.24
Hope this helped!
~AnonymousHelper1807
Answer:
33 cubic unit
Step-by-step explanation:
Volume of the prism = base area * height
= 9 * 3 2/3 {Change improper to proper fraction}

Answer:
(Choice B) B It decreases.
Step-by-step explanation:
According to the situation, the solution of the value of the expression is as follows
Let us assume
r 80 -2r
5 80 - 10 = 70
4 80 - 8 = 72
3 80 - 6 = 74
2 80 - 4 = 76
1 80 - 2 = 78
As we can from the above calculation that expression value risen if r value decreased
Therefore the correct option is B.