The cost of x pencils is ₹150 . Write an algebraic expression for the cost of each pencil.
Forming an algebraic expression :
Given that the cost of x pencils =₹150
the cost of 1 pencils =150÷x=₹150x
Hence, an algebraic expression for the cost of each pencil =₹150x.
Write an algebraic expression for each of the following:
(i) If 1meter cloth costs ₹x, then what is the cost of 6 meter cloth?
Alex wants to buy 34 pens and 38 pencils. The cost of each pen is ₹18 and the cost of each pencil is ₹ 13.
Find an estimate for how much this will cost Alex in ₹.