Tickets numbered 1 to 20 are mixed up and then a ticket is drawn at random. What is the probability that the ticket drawn has a number which is a multiple of 3 or 5?
9/20
100
What is histogram?
The data from a frequency table can be displayed in a special kind of bar graph
100
What is a radius?
Radius is a half of a measurement of a circle.
100
What do mode mean?
The number that appears most often in a set of data .
100
A and B together have Rs. 1210. If of A's amount is equal to of B's amount, how much amount does B have?
484
200
In a box, there are 8 red, 7 blue and 6 green balls. One ball is picked up randomly. What is the probability that it is neither red nor green?
1/3
200
What is Frequency?
A__________ shows date grouped into intervals.
200
What is circumference
the distance around the circle
200
what is the median 15,6,8,9,7,3,5 ?
7
200
Two numbers are respectively 20% and 50% more than a third number. The ratio of the two numbers is:
2000
300
What is the probability of getting a sum 9 from two throws of a dice?
1/9
300
Draw a stem and leaf plot graph for 49,52,52,68,75,76,77,and 81
4 l 9
5 l 2,2
6 l 8
7 l 5,6,7
8 l 1
300
What is pi mean
pi=3.14
300
What is mean 45,84,62,45,75,43,45,
57
300
The sum of three numbers is 98. If the ratio of the first to second is 2 :3 and that of the second to the third is 5 : 8, then the second number is:
30
400
A bag contains 2 red, 3 green and 2 blue balls. Two balls are drawn at random. What is the probability that none of the balls drawn is blue?
10/21
400
draw a histogram that shows 8 students and them reading 0-4,5-9,10-14,15 books
The teacher will accuracy of graphs.
400
If the radius is 300,what is diameter?
600
400
What is range 85,26,32,42,65,78,24,16
69
400
Salaries of Ravi and Sumit are in the ratio 2 : 3. If the salary of each is increased by Rs. 4000, the new ratio becomes 40 : 57. What is Sumit's salary?
38000
500
A card is drawn from a pack of 52 cards. The probability of getting a queen of club or a king of heart is
1/26
500
what is useful for comparing two sets of related data
a double bar graph
500
What is a circumference of a circle with a radius of 15m?
94.2
500
What are the differences of range and mean ?
Mean is and the sum of the number then divided by the number of data.
Range shows from least to greatest
500
If Rs. 782 be divided into three parts, proportional to 1/2: 2/3 : 3/4, then the first part is: