Click to Chat

1800-1023-196

+91-120-4616500

CART 0

• 0

MY CART (5)

Use Coupon: CART20 and get 20% off on all online Study Material

ITEM
DETAILS
MRP
DISCOUNT
FINAL PRICE
Total Price: Rs.

There are no items in this cart.
Continue Shopping
`        p,q,r are three positive numbers and Q=(p+q+r)÷2. If (Q-p):(Q-q):(Q-r)=2:5:7. Then find the ratio of p:q:r.`
2 years ago

Arun
23820 Points
```							 Dear student Q-p/Q-q/Q-r = 2:5:7 Q-p = 2K                  ........1 Q-q = 5k                  ..........2 Q-r = 7k                 .........3 adding all these eq 3Q -(p+q+r) = 14k         ...........4 p+q+r/2 = Q              (given) using this eq 4 becomes Q = 14k putting Q in 1 ,2 ,3 p = 12k , q = 9k , r = 7k ratio = p:q:r = 12:9:7 RegardsArun (askIITians forum expert)
```
2 years ago
Think You Can Provide A Better Answer ?

## Other Related Questions on Algebra

View all Questions »

### Course Features

• 731 Video Lectures
• Revision Notes
• Previous Year Papers
• Mind Map
• Study Planner
• NCERT Solutions
• Discussion Forum
• Test paper with Video Solution

### Course Features

• 101 Video Lectures
• Revision Notes
• Test paper with Video Solution
• Mind Map
• Study Planner
• NCERT Solutions
• Discussion Forum
• Previous Year Exam Questions