Answer:
No, 15/21 and 40/56 do not form a proportion.
Step-by-step explanation:
Answer:
y = 1
Step-by-step explanation:
I dunno what you need but that's the answer to y...
Answer:
A culture started with 5000 bacteria. after 4 hours, it grew to 6000.
=> Increasing rate = difference/time = (6000 - 5000)/4 = 250 bacteria/hour
=> The number of bacteria after 17 hours:
N = 5000 + 250 x 17 = 9250 bacteria
Hope this helps!
:)
Answer:
The volume of the tent is 
Step-by-step explanation:
we know that
The volume of the square pyramid (child's tent) is equal to

we have


substitute
