It is the last one: a = 1 and b = 4
Answer:
per month means we divide by the months
here is our formula
we do 48.9-29.7 to see the increase, and divide by the months to see how much per month
(48.9-29.7)/8
We get 2.4, meaning the average weight increase per month is 2.4
Step-by-step explanation:
Answer: A. 370 cm2
Step by Step explanation:
10x15=150 The big rectangle
15x6=90x2=180 The small rectangles
20x2=40 the triangles
Add all up 150+180+40=370
Hope this helped
In 380 minutes time, it will have doubled.
42,450 x 2 = 84,900
To get from 380 to 760, you double again.
So you need to multiply 84,900 by 2 again.
84,900 x 2 = 169,800.
Your answer is 169,800.