Question

Section - C16 Marks/
Answer the following:- [Do not copy]
[3x2=6]
10. A man bought a bike for Rs. 20000 and spent Rs.3000 for repairing it. By selling it to
another person he made a profit of Rs.3500. Find the selling price of the bike.
11.
If in a quadrilateral one angle measures 55° and each of two equal angles measures
110°, find the measure of it's fourth angle.
12.
Find the missing digits:
i) 3,5,8, 12, 17,
ii) 2,3,5,7, 13,17​

Answer 1

Answer:

Let the price of each bicycles = p , total CP = 10p

SP of 6 bicycles = 6p +25% of 6p = 7.5 p

SP of 4 bicycles = 4p – 25% of 4p = 4p – p = 3p

Thus total SP = 7.5p + 3p = 10.5 p

Profit = 10.5p – 10p = 0.5p

Given, 0.5p = 2000

p = 4000