Question

in an examination 100 marks are distributed among three question so that they are proportional to8,5,7.find the marks of for each question please tell me step by step ​

Answer 1

Step-by-step explanation:

hope it helps you friend

Answer 2

Step-by-step explanation:

8+5+7=20 so divide 100 ÷ 20 = 5

then 8=5×8 = 40

5×5 = 25

7×5=35