if a is directly proportional to b, And a=25 when b=35, Find b when a=40
(i really need the method)
![if a is directly proportional to b And a25 when b35 Find b when a40 i really need the method class=](https://us-static.z-dn.net/files/d9a/80b9b967ed1fda513a6a50801dd007e1.jpg)
Answer:
b = 56
Step-by-step explanation:
A way to solve this is cross multiplication!
25/35 = 40/b
40 · 35 = 1400
1400/25 = 56
I hope I was able to help. Have a good new year!