For the following questions answer them individually
The cost price of 12 pens and 6 pencils is Rs. 168. What will be the cost price of 18 pens and 9 pencils ?
The ratio of the present ages of Rahul and Deepak is 2 : 3. After five years, Rahul will be 31 years old. What will be the age of Deepak after three years?
A can complete a certain work in 14 days, while B can do it in 5 days. In how many days will A and B together do the same work ?
Which of the following words can be rearranged in 720 ways ?
LETTER, TRUCKS, COUNTRY, THERE, FINDS
What will come in place of the question mark (?) in the following questions ?