It’s 27 for sure because (7-5) is 2 times that by the power of 2 is 4 times that by 6 is 24 and 3 +24 is 27
Answer: 
Step-by-step explanation:
Given
Mark up price is 25% higher than cost price
The shopkeeper gives a discount of 10%
Suppose the cost price is 
Mark up price is 
Selling price is

It is given Rs150

Marked up price is 
Answer: what are the options?
Step-by-step explanation:
the average rate of change is two
so m=2