Question

7.
Ramlal bought oranges at 30 per dozen. He had to sell them at a loss
of 5%. Find the selling price.
8.
Out of 1,200 people, 800 know only English, 50 know only Punjabi and the
rest know both languages. Find the per cent of-
(a) people who know only English
(b) people who know both English and Punjabi​

Answer 1

Step-by-step explanation:

7.c.p=30

loss=5%

loss=30×5/100=1.5

s.p=30-1.5=28.5

8.a)800/1200×100=60.66%

b)350/1200×100=29.16%