The answer is 1/5.
The fraction for 1 tray is 1/5, and when you have 20 trays, you can just simplify to get 1/5.
I think my answer is a because it can’t be B and it can’t be C and it can’t be D so my answer is a
Answer:
-4 5/12
Step-by-step explanation:
because the lcm of 3, 2 and 4 is 12 and if u calculate the whole numbers u get -12 + 8, which equals -4
Answer:
-19
Step-by-step explanation:
1) substitute a with 2 and b with 5
(3 + 2)^2 * (4-5) + √36
2) solve the brackets and the square root
(5^2) * (-1) + 6
3) solve the power
25 *(-1) + 6
4) solve the multiplication
-25 + 6
5) solve the sum
- 19
y=4x+40
x represents the number of minutes
y is the total
40 because he already graded 40 papers, and 4x because that's how many phred grades times the number of minutes