Question

5 : 21 :: 7 : ?
pls solve it​

Answer 1

Answer:

Within each chasing arrows triangle, there is a number which ranges from one to seven. The purpose of the number is to identify the type of plastic used for the product, and not all plastics are recyclable or even reusable. There are numerous plastic-based products that cannot break down and cannot be recycled.

plese mark branlist

Answer 2

Step-by-step explanation:

5 : 21 :: 7 : ?

Then,

We have 5 × (5 –1) + 1 = 21

Similarly, 7 × (7 – 1) + 1 = 43

So, it is 5 :21 :: 7 : 43

Hope this will help you