-53 ≥ -3(3z + 3 ) + 3z
⇔ -53 ≥ -9z - 9 + 3z
⇔ -53 ≥ -6z - 9
⇔ -44 ≥ -6z
⇔ z ≥ 22/3
Answer:
The no. of days required to finish the work = 10 days
Step-by-step explanation:
<u>In first case :-</u>
No. of workers
= 10
No. of days
= 5
No. of hours taken
= 2 hours
<u>In second case :-</u>
No. of workers
= 2
No. of days
= ??
No. of hours taken
= 5 hours
We know that
⇒
=
![H_{2}](https://tex.z-dn.net/?f=H_%7B2%7D)
⇒ Put all the values in above formula we get
⇒ 10 × 5 × 2 = 2 ×
× 5
⇒
= 10 days
Thus the no. of days required to finish the work = 10 days
1/4 = 2/8,
so
7/8 - 2/8 = 5/8
Answer:
the answer is d or $90.56
Step-by-step explanation:
ummm math
Answer:
b, c, and f
just divide 24/30 and youll arrive at .8! .8 is also the same as 8/10 and 80%