Answer :

More the dolls, more will be the cost. So it is a direct proportion.

Let no. of dolls be x,

630 × x = 18 × 455

x = = 13

Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
view all courses

Rashmi types 510 RS Aggarwal - Mathematics

The anount of extRD Sharma - Mathematics

A worker is paid RD Sharma - Mathematics