Question

pls answer and don't say I don't know​

Answer 1

Answer:

for heading you must merge and centre , then choose the font you like ... after that use autofill to fill serial no. then add cell borders and the background color name alligned must be at left and the rest at right ...then you have to calculate the average marks using formula .... that's it.... hope you understand....

and mark me brainlist if you understood....