Question

The cost of pen is rs 51/4.how many pens can be purchased for rs 153?

Answer 1

Answer:

12 pens

Step-by-step explanation:

Cost of 1 pen=51/4

Cost of x pens=153

Therefore,    51/4*x=153

                     51x/4=153

                     x= (153*4)/51=12

Therefore, 12 pens can be purchased in Rs. 153.

Answer 2

Question :-

• The cost of pen is Rs.$\sf{\dfrac{51}{4}}$. How many pens can be purchased for Rs.153 ?

Answer :-

• 12 Pens

Solution :-

$\sf{No.\:of\:pens\:in\:Rs.\dfrac{51}{4}\:=\: 1}$

$\sf{ No.\:of\:pens\:in\:Rs.1\:=\: \dfrac{1}{\dfrac{51}{4}}}$

$\sf{\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:=\:\dfrac{4}{51}}$

$\sf{ }$

$\sf{No. \:of\:pens\:in\:Rs.153\:=\:\dfrac{4}{51}\times 153}$

$\sf{\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:=\:\dfrac{4}{\cancel{51}}\times \cancel{153}}$

$\sf{\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:= \:4\times 3}$

$\sf{:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\:\: =\: 12 \:Pens}$

$\sf{ }$

$\sf{ \underline{ \underline{So,\:Number\:of\:pens\:in\:Rs.153\:are\:12}}}$