Question

Arushi spends Rs. X daily and saves Rs. Y per week. How much money she saves in XY2 weeks? ​

Answer 1

Answer:

Given,

Amount spent by Aarushi in a day =Rs.x

Amount spent by Aarushi in a week =Rs.7x

Amount earned by Aarushi in a week =Rs.y.

Thus,

Amount saved by Aarushi in a week =Rs.y−7x

Amount saved by Aarushi in xy

2

weeks =Rs.(y−7x)xy

2

.

Answer 2

Answer:

We have money spent daily=₹x

Money saved per week=₹y

and number of weeks=xy^2

As,the money spent per week=7*x=₹7x

money spent in

xy^2=7x*(xy^2)=7x^2y^2

Money saved in xy^2 weeks

=y*xy^2=xy^3