Answer:
8
Step-by-step explanation:
3,4,5 and 6,_,10 are similar. what do you notice between the two? 6 is twice of 3. 10 is twice of 5. so then 4 would be half of 8.
hope i helped ;)
Answer:
x=22
Step-by-step explanation:
Supplementary means that the two angles that are supplementary equal 180 degrees. 180-m<2=m<1
180-92=88 (m<2=92)
m<1=88
m<1=4x
4x=88
x=22
Answer:
True
Step-by-step explanation:
No need for explanation
I think the newsstand has 87 papers in the beginning of the day
Answer:
It will take 5 hours until it reaches its maximum concentration.
Step-by-step explanation:
The maximum concentration will happen in t hours. t is found when

In this problem

Applying the quotient derivative formula



A fraction is equal to zero when the numerator is 0. So





We use only positive value.
It will take 5 hours until it reaches its maximum concentration.