35 inland letters cost ₹ 87.50. How many such letters can we buy for ₹ 315?

40 chocolate bars cost Rs 800. What will be the cost of 65 chocolate bars ? How many chocolate bars can we buy for Rs 1680 ?

Fifteen post cards cost Rs2.25. What will be the cost of 36 post cards? How many postcards can we buy in Rs 45?

Fifteen post cards cost Rs 2.25. What will be the cost of 36 post cards? How many postcards can we buy in Rs 45?

Fifteen post cards cost Rs 2.25. What will be the cost of 36 post cards? How many postcards can we buy in Rs 45?

Post cards costing 15 paise each and inland letters costing 75 paise each were purchased for Rs. 33. Total number of post cards and inland letters purchased was 60. If the number of post cards and inland letters are interchanged, find the cost.

Post cards costing 15 paise each and inland letters costing 75 paise each were purchased for Rs. 33. Total number of post cards and inland letters purchased was 60. If the number of post cards and inland letters are interchanged, find the cost.

In how many can 5 letters be posted in 4 letter boxes?

How many combinations of 4 letters can be made of the letters of the word ‘JAIPUR’ ?

How many 6-letter words with distinct letters in each can be formed using the letters of the word EDUCATION ? How many of these begin with I?