There are 6 red shoes & 4 green shoes . If two of red shoes are drawn what is the probability of getting red shoes

The price of a product is reduced by 30% . By what percentage should it be increased to make it 100%

(165)2 - (164)2 =

There are two circles, one circle is inscribed and another circle is circumscribed over a square. What is the ratio of area of inner to outer circle?

2hours after a freight train leaves Delhi a passenger train leaves the same station travelling in the same direction at an average speed of 16 km/hr. After travelling 4 hrs the passenger train overtakes the freight train. The average speed of the freight train was?

5. When 3 dice are simultaneously thrown, which of the following would be obtained?

6. A teacher wants to change the seating arrangement in the class in order to improve the no. of comments given by the students in the class. She 1st decides to change the seating arrangement of the students in the class. The no. of comments made by 8 students during a period are given below: Serials A.A R.F G.H D.C A.F C.M S.S C.G No. of comments 0 5 2 22 2 3 4 1 What should be the method adopted by her to get the accurate results.

2. The school committee of a small town wanted to determine the average children per household of the town. They divided the total no. of children in the town by total no. of households. Total no. of households = 50. Which of the following statements must be true if the average children per household are 2.2?

. For 1 month, 500 elementary students kept a daily record of the no. of hours of watching television. The average no. of hours per week spent watching television was 28hours. Researchers conducting the study also obtained report cards for each of the students. It was found that the students, who did well in school spent less time watching television and those who spent more time, did poorly. Listed below several possible statements concerning the research. Place a check on the statement that is definitely not true.

City A's population is 68000, decreasing at a rate of 80 people per year. City B having population 42000 is increasing at a rate of 120 people per year. In how many years both the cities will have same population?

In a society of 80 resident families who subscribe newspapers, 60% of them subscribe The Hindu newspaper, 80% of them subscribe regional language newspaper and 70% of them subscribe TOI. How many families could, at the least, be subscribing to all the three newspapers (a) 0% (b) 5% (c) 10% (d) 20%

An equilateral triangle of sides 3 inch each is given. How many equilateral triangles of side 1 inch can be formed from it?

If A/B = 3/5,then 15A = ?

02: 1/3 of girls , 1/2 of boys go to canteen .What factor and total number of classmates go to canteen?

15 men take 21 days of 8 hrs. each to do a piece of work. How many days of 6 hrs. each would it take for 21 women if 3 women do as much work as 2 men?