Answer:
The number is 523
Step-by-step explanation:
<u><em>The question is English is</em></u>
Number 289 less than 812
Let
x ----> the number
To find out the number subtract 289 from 812
so

therefore
The number is 523
Recall the inclusion/exclusion principle:

which means
1/10 of all take 2/5 time
10/10=10 times 1/10
so 10 times 2/5 time=20/5=4 days to finish 1 order
4 days
Answer:
The tank can hold 18.84 cubic feet
Step-by-step explanation:
Given
Shape: Cylinder
-- Diameter
-- Height
Required
Determine the volume
First, calculate the radius (r)



The volume (V) of the tank is:

Substitute values for r and h



<em>Hence, the tank can hold 18.84 cubic feet</em>
Answer:
4y-3
Step-by-step explanation: