Question

19.6 men or 8 boys can do a piece of work in 18 days then 3 men
work in :-
20. A hostel has provision for ration for 1200 persons for 60 days. After 15 days a batch of
300 persons were left to the hostel. How long will the remaining provisions last?
If the nice nf 11 chairc ir pr 121 then the nrice nf 15 chairs is :-
27​

Answer 1

your question is so long.i see this question my head is pain.

you ask any question please you write short.

Answer 2

Answer:

answer of 19 is 9 and answer of 20 is ???