Question

7. Vaishali purchased a boat for 1,45,000
and after 3 years sold it for 3 1,50,000.
Calculate the profit or loss percentage
(nearest whole number).
8. Raman booked two movie tickets for
3220 each. Due to change in plan he had to
cancel the tickets and a 15% cancellation
fee was charged for this. Determine the
cancellation fee.
9. An outdated mobile was sold for 7 4,200
with a loss of 30%. Find the cost price of
the mobile.
10. A shopkeeper purchased a book for 760
and sold it with a profit of 22%. Express
the profit as a percentage of the selling
price, correct to 1 decimal place.


plz answers all the questions​

Answer 1

Answer:

using formula s.p=(100plush profit)%of c.p