Question

20 Five times the price of a pen is 3 17 more than three times its price. Find the price of
the pen
21 The number of boys in a school is 334 more than the number of girls. If the total strength of
the school is 572, find the number of the park is 168​

Answer 1

Answer:

20 Five times the price of a pen is 3 17 more than three times its price. Find the price of

the pen

21 The number of boys in a school is 334 more than the number of girls. If the total strength of

the school is 572, find the number of the park is 168

Answer 2

Answer:

Let the price of one pen be rupees x

According to the question

5x=3x+17

5x-3x=17

2x=17

x=17/2

x=8.5