Q. 24.2( 5 Votes )
The cost of 140 t
More the no of tennis balls, more will be the cost. So it is a direct proportion.
Let the cost be Rs x,
⇒ x = = Rs 840
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
view all courses
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation