Class 7 Mathematics MCQ Data Handling

Question 30: Mode of the observations 1, 2, 2, 4, 4, 5, 6, 7, 7, 7, 8, 8, 9 is :

(A) 2
(B) 4
(C) 7
(D) 8

Question 31: The heights of six mountains are 8200 m, 6000 m, 8600 m, 7500 m, 8800 m and 6500 m. Based on this information, answer the questions given. Rakesh and Sanjay planned to go trekking on any of these mountains. They wrote the heights on chits of paper, shuffled them and picked one. What is the probability that the height picked is the maximum?

(A) $\frac { 1 }{ 3 }$
(B) $\frac { 2 }{ 3 }$
(C) $\frac { 1 }{ 6 }$
(D) $\frac { 1 }{ 4 }$

Question 32: The median of 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 is :

(A) 5
(B) 6
(C) 7
(D) 8

Question 33: On which day is the number of tourists minimum?

(A) Friday
(B) Monday
(C) Thursday
(D) Saturday

Question 34: A dice is thrown at random. What is the probability of getting of 2?

(A) $\frac{1}{6}$
(B) $\frac{2}{6}$
(C) $\frac{3}{6}$
(D) $\frac{4}{6}$

Question 35: We tossed a coin 150 times, 80 tails and 70 heads were obtained. What is the probability of getting tail ?

(A) $\frac{70}{150}$
(B) $\frac{80}{150}$
(C) $\frac{81}{150}$
(D) $\frac{81}{151}$

Question 36: When a die is thrown, total number of possible outcomes is ______.

(A) 2
(B) 6
(C) 36
(D) None of these

Question : Arithmetic Mean of a set of observations =

(A) $\frac { Sum\quad of\quad all\quad observations }{ Total\quad number\quad of\quad observations }$
(B) sum of all observations
(C) $\frac { Total\quad number\quad of\quad observations }{ \quad Sum\quad of\quad all\quad observations }$
(D) Total no of observations x 100

Question 37: In a given data, arranged in an ascending or descending order, what gives the middle observation ?

(A) Mode
(B) Mean
(C) Median
(D) None of these

Question 38: What is the mean of x, x+3, x+6, x+9 and x+12?

(A) x+3
(B) x+6
(C) x+9
(D) x+12

Question 39: Find the median of data : 24, 36, 46, 17

(A) 24
(B) 26
(C) 27
(D) 25

Question 40: What is the Median for 1st term marks ?

(A) 67
(B) 72
(C) 73
(D) 81

Question 41: In which subject has the marks of the child decreased ?

(A) English
(B) Hindi
(C) Maths
(D) Science

Question 42: In which subject, has the child improved his performance the most ?

(A) English
(B) Hindi
(C) Maths
(D) Science

Question 43: What is the Mean for 2nd Term marks ?

(A) 70
(B) 75
(C) 78
(D) 80

Question 44: In which of the following, the improvement is least ?

(A) English
(B) Maths
(C) Science
(D) S. Science

Question 45: Which of the following is correct about mode?

(A) It is central.
(B) It occurs most frequently.
(C) It lies between the maximum and minimum observations.
(D) It is the average of the two middle terms.

Question 46: A coin is tossed to decide which team starts the game. What is the probability that team x starts it ?

(A) 1
(B) $\frac{1}{2}$
(C) $\frac{2}{1}$
(D) 0

Question 47: Find the mode of given set of numbers : 1, 1, 2, 4, 3, 2, 1, 2, 2, 4.

(A) 3
(B) 2
(C) 4
(D) 1

Question 48: On which day is the number of tourists maximum?

(A) Sunday
(B) Wednesday
(C) Tuesday
(D) Saturday

Question 49: On which day is the number of tourists minimum?

(A) Friday
(B) Monday
(C) Thursday
(D) Saturday

Question 50: On which day 60 tourists visit?

(A) Monday
(B) Tuesday
(C) Friday
(D) Sunday

Question 51: The mean of the numbers 10,20, 30 and 40 is

(A) 20
(B) 25
(C) 30
(D) 50

Question 52: The range of the weights (in kg) of a students of a class given below is:
49, 60, 47, 50, 47, 59, 58, 45, 53

(A) 10
(B) 15
(C) 20
(D) 2

Question 53: The marks of 11 students of a class are as given below:
78, 11, 99, 63, 94, 6, 78, 36, 30, 55, 22
The range of marks is

(A) 90
(B) 91
(C) 92
(D) 93

Question 54: The rainfall (in mm) in a city on 7 days of a certain week was recorded as follows:

On how many days was the rainfall less than 6 mm?

(A) 0
(B) 3
(C) 6
(D) 7

Question 55: The mode of the distribution 3,5, 7, 4, 2, 1, 4, 3, 4 is

(A) 7
(B) 4
(C) 3
(D) 1

Question 56: The marks of some students are as given below:
30, 31, 32, 32, 33, 32, 34, 35, 30, 31, 33, 32
Find the mode of their marks.

(A) 30
(B) 31
(C) 32
(D) 33

Question 57: The median of the distribution 2, 3, 4, 7, 5, 1, 6 is

(A) 1
(B) 2
(C) 3
(D) 4

Question 58: The median of the data 20, 30, 40, 10, 15, 25, 35 is

(A) 20
(B) 25
(C) 30
(D) 40

Question 59: Which of the following statements is true?

(A) The mode is always one of the numbers in a data
(B) The mean is always one of the numbers in a data
(C) Mean < Mode in a data
(D) Median < Mode in a data

Question 60: A coin is tossed. What is the probability of getting head?

(A) 0
(B) 1
(C)
(D) 2

Question 61: A coin is tossed. What is the probability of getting tail?

(A) 1
(B)
(C) 2
(D) 0

Question 62: A die is thrown. What is the probability of getting 1?

(A) 0
(B) 1
(C)
(D)

Question 63: A die is thrown. What is the probability of getting 6?

(A) 0
(B)
(C)
(D) 1

Question 64: Who got the maximum marks?

(A) Apala
(B) Meenu
(C) Saroj
(D) Indu

Question 65: Who got the minimum marks?

(A) Apala
(B) Meenu
(C) Vimla
(D) Indu

Question 66: The difference between maximum and minimum marks is

(A) 100
(D) 200
(C) 400
(D) 500

Question 67: The ratio between the marks obtained by Saroj and Vimla is

(A) 1 : 2
(B) 2 : 3
(C) 3 : 4
(D) 1 : 6

Question 68: How many girls have got marks more than 100?

(A) 2
(B) 3
(C) 4
(D) 1

Question 69: Who has got 400 marks?

(A) Vimla
(B) Saroj
(C) Indu
(D) Apala

Question 70: The difference between the marks obtained by Vimla and Saroj is how many times the difference between the marks obtained by Meenu and Saroj?

(A) 2
(B) 3
(C) 4
(D) 6

Question 71: How many girls have got marks less than 600?

(A) 1
(B) 2
(C) 3
(D) 4

Question 72: In which year is the difference in the sale minimum?

(A)2008
(B) 2007
(C) 2006
(D) 2005

Question 72: In which year is the difference in the sale maximum?

(A)2005
(B) 2006
(C) 2007
(D) 2008

Question 73: The ratio of sales in the year 2005 is

(A) 2 : 1
(B) 3 : 1
(C) 4 : 1
(D) 2 : 3

Question 74: The rise in the sale of Mathematics books from 2005 to 2008 is

(A) 100
(B) 200
(C) 300
(D) 400

Question 75: The fall in the sale of English books from 2006 to 2007 is

(A) 50
(B) 100
(C) 150
(D) 200