Question

Illustration 23. The mean marks of 100 students of combined sections A and B are 38 marks
the mean marks of section A are 40 and that of section B are 35, find out the number of
students in sections A and B.
Solution​

Answer 1

Answer:

Galvanisation or galvanization (or galvanizing as it is most commonly called) is the process of applying a protective zinc coating to iron or steel, to prevent rusting. The most common method is hot dip galvanizing, in which steel sections are submerged in a bath of molten zinc.

Step-by-step explanation:

ɪ ʜᴏᴘᴇ ɪᴛ ɪꜱ ʜᴇʟᴘꜰᴜʟ ꜰᴏʀ ʏᴏᴜ