# If 20X 20 then what is X

a man purchased 6 stamps of rupees 1 and seven stamps of 50 paise.he paid Rs. 12. how much change he got back ?

1. There is a toy train that can make 10 musical sounds. It makes 2 musical sounds after being defective. What is the probability that me musical sound would be produced 5 times consecutively

27.) Given that the cost price of 10 oranges is equal to the cost price of 1 kg of apples and the cost price of 12 apples is equal to the cost price of 1 kg of oranges. If the selling price of 15 oranges is equal to the selling price of 1 kg of apples, then the selling price of 1 kg of oranges is equal to selling price of (Assume that all the apples are identical and this holds true for the oranges as well.) a) 8 apples b) 9 apples c) 10 apples d) 12 apples

15 tennis players take part in a tournament. Every player plays twice with each of his opponents. How many games are to be played?

one fast typist type some matter in 2hr and another slow typist type the same matter in 3hr. if both do combinely in how much time they will finish.

7 students can complete a task of making 9 scientific models in 21 days. How many students can make 3 models in 14 days.

There are 3 societies a,b,c. a lent tractors to b and c as many as they had. After some time b gave as many tractors to a and c as many as they have. After sometime c did the same thing. At the end of this transaction each one of them had 24. Find the tractors each originally had.

Mr. Rahul spends 30% of his monthly salary on domestic expenses. He spends respectively 20% and 10% of the remaining salary on education of children and conveyance. Of the remaining amounts now he spends respectively 20% and 30% on entertainment and maintenance of house. He saves Rs. 5512.50. what is the monthly salary of Mr. Rahul? (a) Rs. 22,500 (b) Rs. 20,000 (c) Rs. 25,000 (d) Rs. 24,500 (e) None of these

2 Answers   State Bank Of India SBI, Banking,

What would be the simple interest obtained on an amount of Rs. 3460 at the rate of 8.5 per cent per annum after 6 years?

There are two boxes, one containing 10 red balls and the other containing 10 green balls. You are allowed to move the balls between the boxes so that when you choose a box at random and a ball at random from the chosen box, the probability of getting a red ball is maximized. This maximum probability is?? a)37/38 b)14/19 c)3/4 d)½