Question

A man’s salary is raised from ₹15000 a month to ₹20000 a month. Find the percentage increase in the salary.

Answer 1

Answer:

Let the previous salary be x.

It is given that the present salary of the man is Rs.3,000 after the increase in salary by 20%, therefore, we have:

20% of x+x=Rs.3000

⇒

100

20

×x+x=3000

⇒

5

x

+x=3000

⇒

5

x

+

5

5x

=3000

⇒

5

x+5x

=3000

⇒6x=3000×5

⇒6x=15000

⇒x=

6

15000

⇒x=2500

Hence, his salary before the increase was Rs.2,500.

Answer 2

Answer:

516 candles are to be arranged equaly in 10 rows. How many candles will be left 

Step-by-step explanation:

516 candles are to be arranged equaly in 10 rows. How many candles will be left plzplzpzpzlzppzpzlzpzpzllzpzpzplzplzppxplzplzplz