Answer sorry i cant help u rn
Step-by-step explanation:
Answer:
3 √5
Step-by-step explanation:
Answer:
a)15:6 b)2:3
Step-by-step explanation:
No. of used books=15-9=6
a) 15:6
b)
6:9
2:3
Answer: 
Step-by-step explanation:
Given
Raju buy an old car for 
He spent
on its repair
The selling price of the car 
So, the cost price is

Here, 
Gain percent is
