Question

The total income of mr.iyer in the years 2003,2004 and 2005 was rs.36,400.his income increased bby 20% each year .what was his income in 2005?

Answer 1

Let the income be in the year 2003be x Then the income in the year 2004 =x +20%of x =120x/100 Then the income in the year 2005=120x/100+20%of 120x/100 =144x/100 According to question X +120x/100+144x/100 = 36400 364x= 3640000 X= 3640000/364 X=10000 Income in the year 2005=144x/100 =14400

Answer 2

AnsweLet the lengths and breadth of rectangle be l & b respectively.

Now l = b+5, perimeter = 2(l+b) = 58 cm

2(b +b +5) = 58

2b + 5 = 29

2b = 24

b = 12 and length = b +5 = 17

r:

Step-by-step explanation: