1) A person X has four notes of Rupee 1, 2, 5 and 10 denomination. The number of different sums of money she can form from them is

2) As per agreement with a bank, a businessman had to refund a loan in some equal instalments without interest. After paying 18 instalments he found that 60 percent of his loan was refunded. How many instalments were there in the agreement ?

3) A bell rings every 18 minutes. A second bell rings every 24 minutes. A third bell rings every 32 minutes. Ifall the three bells ring at the same time at 8 o'clock in the morning, at what other time will they all ring together?

4) Five persons fire bullets at a target at an interval of 6, 7, 8, 9 and 12 seconds respectively . The number of times they would fire the bullets together at the target in an hour is

5) If Sohan, while selling two goats at the same price, makes a profit of 10% on one goat and suffers a loss of 10% on the other

6) For a charity show, the total tickets sold were 420.

Half of these tickets were sold at the rate of ` ₹5 each, one-third at the rate of ` ₹3 each and the rest for ` ₹2 each. What was the total amount received?

7) There are some balls of red, green and yellow colour lying on a table. There are as many red balls as there are yellow balls. There are twice as many yellow balls as there are green ones. The number of red balls.

8) The tank-full pertrol in Arun’s motor-cycle lasts for 10 days. If he starts using 25% more everyday, how many days will the tank-full pertrol last?

9) In a garrison, there was food for 1000 soldiers for one month. After 10 days, 1000 more soldiers joined the garrison. How long would the soldiers be able to carry on with the remaining food?

10) Out of 120 applications for a post, 70 are male and 80 have a driver’s license. What is the ratio between the minimum to maximum number of males having driver’s license?