question_answer1) What is the arithmetic mean of 1, 2,...., 9 and 10?
A) \[5.5\]
B) \[6\]
C) \[7.5\]
D) \[10\]
View Answer play_arrowA) Zero
B) 4
C) 6
D) 5
View Answer play_arrowquestion_answer3) What is the mean of \[x,\text{ }x+3,\text{ }x+6,\text{ }x+9\]and \[x+12\]?
A) \[x+3\]
B) \[x+6\]
C) \[x+9\]
D) \[x+12\]
View Answer play_arrow75, 120, 12, 50, 70.5, 140.5 |
A) \[150\,l\]
B) \[10\,l\]
C) \[142\,l\]
D) \[78\,l\]
View Answer play_arrowA) \[35\]
B) \[27\]
C) \[25\]
D) \[40\]
View Answer play_arrowquestion_answer6) What is the median of the data 46,64,87, 41,58,77,35,90,55,33,92?
A) \[87\]
B) \[77\]
C) \[58\]
D) \[60.2\]
View Answer play_arrowquestion_answer7) Which of the following is true about mean?
A) It occurs most frequently.
B) It divides observations into two equal parts.
C) It is representative of the whole group.
D) It is the sum of observations.
View Answer play_arrowquestion_answer8) If each entry of a data is increased by 5, how does the mean change?
A) Remains the same .
B) Increases by 5.
C) Decreases by 5.
D) Becomes half.
View Answer play_arrowquestion_answer9) The arithmetic mean of five given numbers is 85. What is their sum?
A) 425
B) 85
C) A number between 85 and 425.
D) A number greater than 500.
View Answer play_arrowA) \[\text{62 }g\]
B) \[\text{54 }g\]
C) \[\text{56 }g\]
D) \[\text{52 }g\]
View Answer play_arrowquestion_answer11) The mean of 6, y, 7, x and 14 is 8.Which of the following is true?
A) \[x+y=13\]
B) \[x-y=13\]
C) \[2x+3y=13\]
D) \[{{x}^{2}}+{{y}^{2}}=15\]
View Answer play_arrowquestion_answer12) 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.
View Answer play_arrowA) \[\frac{1}{6}\]
B) \[\frac{2}{3}\]
C) \[\frac{3}{4}\]
D) \[\frac{1}{4}\]
View Answer play_arrowDirection: 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. |
A) \[7657\,m\]
B) \[7600\,\,m\]
C) \[7756\,\,m\]
D) \[7765\,\,m\]
View Answer play_arrowDirection: 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. |
A) \[7850\,\,m\]
B) \[7580\,\,m\]
C) \[8750\,\,m\]
D) \[5780\,\,m\]
View Answer play_arrowDirection: 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. |
A) \[6000\]
B) \[8800\]
C) Does not exist
D) \[7500\]
View Answer play_arrowDirection: 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. |
A) The mean height of the mountains is greater than their median height.
B) The mean height of the mountains is less than their mode.
C) The median height of the mountains is less than their mode.
D) The median height of the mountains is greater than their mean height.
View Answer play_arrowDirection: 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. |
A) \[\frac{1}{3}\]
B) \[\frac{2}{3}\]
C) \[\frac{1}{6}\]
D) \[\frac{1}{4}\]
View Answer play_arrowquestion_answer19) Direction: The ages (in years) of some teachers of a school are given in the box.
26, 32,38, 41,26, 31, 35,33,26,37 |
Based on this information, answer the following questions. |
A) 15 years
B) 26 years
C) 41 years
D) 32 years
View Answer play_arrowquestion_answer20) Direction: The ages (in years) of some teachers of a school are given in the box.
26, 32,38, 41,26, 31, 35,33,26,37 |
Based on this information, answer the following questions. |
A) \[23.5\]years
B) \[32.5\]years
C) 35 years
D) 38 years
View Answer play_arrowquestion_answer21) Direction: The ages (in years) of some teachers of a school are given in the box.
26, 32,38, 41,26, 31, 35,33,26,37 |
Based on this information, answer the following questions. |
A) 32 years
B) 41 years
C) 26 years
D) 31 years
View Answer play_arrowquestion_answer22) Direction: The heights of 10 students, measured in cm are as follows:
143,132,150,139,128,135,151,146, 141, 149 |
Based on this information, answer the following questions. |
A) \[128\,\,cm\]
B) \[141\,\,cm\]
C) \[151\,\,cm\]
D) \[150\,\,cm\]
View Answer play_arrowquestion_answer23) Direction: The heights of 10 students, measured in cm are as follows:
143,132,150,139,128,135,151,146, 141, 149 |
Based on this information, answer the following questions. |
A) \[35\,\,cm\]
B) \[31\,\,cm\]
C) \[23\,\,cm\]
D) \[28\,\,cm\]
View Answer play_arrowquestion_answer24) Direction: The heights of 10 students, measured in cm are as follows:
143,132,150,139,128,135,151,146, 141, 149 |
Based on this information, answer the following questions. |
A) \[141.4\,\,cm\]
B) \[141\,\,cm\]
C) \[142\,\,cm\]
D) \[151\,\,cm\]
View Answer play_arrowquestion_answer25) Direction: The heights of 10 students, measured in cm are as follows:
143,132,150,139,128,135,151,146, 141, 149 |
Based on this information, answer the following questions. |
A) \[4\]
B) \[3\]
C) \[5\]
D) \[2\]
View Answer play_arrowquestion_answer26) In which of these situations is a double bar graph useful?
(i) Enrolment of students I class VII in 2009 and 2010. |
(ii) Marks obtained in Term I and Term II examination. |
(iii) Marks obtained in all subjects of a term examination. |
A) (i) and (ii)
B) (ii) and (iii)
C) (iii) and (i)
D) (i) only
View Answer play_arrowquestion_answer27) Which of these is certain to happen?
A) You look younger today than yesterday.
B) You look older today than yesterday.
C) A tossed coin will land heads up.
D) Tomorrow will be a cloudy day.
View Answer play_arrowquestion_answer28) Which of these is impossible to happen?
A) A tossed coin lands with heads up.
B) A tossed die lands up with 4 on top.
C) The next traffic light is red.
D) A die thrown lands up with 7 on top.
View Answer play_arrowquestion_answer29) Which of these can happen but not certainly?
A) A tossed coin lands with heads up.
B) The sun rises in the east.
C) A die thrown lands with 8 on the top.
D) The Earth revolves around the Sun.
View Answer play_arrowquestion_answer30) Which of these is impossible?
A) The next traffic light seen is red.
B) A tossed die lands up with 8 on top.
C) A flipped coin lands up with head on top.
D) It rains tomorrow.
View Answer play_arrowquestion_answer31) Find the range of the data.
128,139,148,132,152,154,140,143,146,149,142 |
A) 9
B) 26
C) 5
D) 24
View Answer play_arrowquestion_answer32) The table shows the number of hours Pavan studies on different days of a week.
Mon | Tue | Wed | Thurs | Fri | Sat |
3 | 4 | 2 | 5 | 4 | 3 |
A) \[3.5\] hours
B) 3 hours
C) 4 hours
D) \[4.5\] hours
View Answer play_arrowSales of fruits and vegetables in a store |
A) \[120\,\,kg\]
B) \[124\,\,kg\]
C) \[126\,\,kg\]
D) \[144\,\,kg\]
View Answer play_arrowSales of fruits and vegetables in a store |
A) \[7\text{ }p.m\]
B) \[\text{6 }p.m\]
C) \[\text{8 }p.m\]
D) \[\text{5 }p.m\]
View Answer play_arrowSales of fruits and vegetables in a store |
A) The sale of vegetables was lesser than that of fruits.
B) The sale of vegetables is 126 kg.
C) The sale of fruits is 118 kg.
D) The sale of vegetables is greater than that of fruits.
View Answer play_arrowquestion_answer36) The number of chapatis needed for 30 students of a class are given in the box.
2,1,2,3,3,2,2,2,4,4,3,2,3,3,2,2,2,2,3,3,2,3,2,2,2,3,3,3,3,4 |
A) \[3\]
B) \[2\]
C) \[1\]
D) \[4\]
View Answer play_arrowquestion_answer37) Which of the following is true?
A) The mean of the first 5 natural numbers is the same as their median.
B) The mean of the first 5 natural numbers is the same as the mean of the first 5 whole numbers.
C) The median of the first 5 whole numbers is the same as the mean of the first 5 natural numbers.
D) The mode of first 5 natural numbers is 5.
View Answer play_arrowquestion_answer38) What is the arithmetic mean of first five prime numbers?
A) \[6.2\]
B) \[5.2\]
C) \[6.2\]
D) \[5.6\]
View Answer play_arrowA) \[2035\]
B) \[2060\]
C) \[2075\]
D) \[2080\]
View Answer play_arrowA) Nandan
B) Shravan
C) Sharanya
D) Deepa
View Answer play_arrowA) Shravan and Deepa
B) Sharanya and Shravan
C) Deepa and Nandan
D) Sharanya and Deepa
View Answer play_arrowA) Sharanya
B) Deepa
C) Shravan
D) Nandan
View Answer play_arrowA) 70
B) 80
C) 65
D) 60
View Answer play_arrowA) 150
B) 360
C) 180
D) 240
View Answer play_arrowYou need to login to perform this action.
You will be redirected in
3 sec