Question 1 :
Which Of the following graphs shouldbe used to represent the percentage of boys and girls in a class.
Question 5 :
$\Uparrow \quad \Uparrow\quad  \Uparrow \quad \Uparrow$  Number represented by figure is ____, if each symbol represents 5 houses.
Question 7 :
The marks (out of 10) obtained by 28 students in a Mathematics test are listed as below :<br>8, 1, 2, 6, 5, 5, 5, 0, 1, 9, 7, 8, 0, 5, 8, 3, 0, 8, 10, 10, 3, 4, 8, 7, 8, 9, 2, 0<br>The number of students who obtained marks more than or equal to 5 is
Question 10 :
The most common form of diagrammatic representation of a grouped frequency distribution is -<br>
Question 11 :
Data on percentage distribution of area of land in acres owned by households in two districts of a particular state as follows:<br><table class="wysiwyg-table"><tbody><tr><td><b>Land holding</b></td><td><b>District-A</b></td><td><b>District-B</b></td></tr><tr><td>$0.01-0.99$</td><td>$5.62$</td><td>$13.53$</td></tr><tr><td>$1.0-2.49$</td><td>$18.35$</td><td>$21.84$</td></tr><tr><td>$2.5-7.49$</td><td>$47.12$</td><td>$39.32$</td></tr><tr><td>$7.5-12.49$</td><td>$19.34$</td><td>$12.15$</td></tr><tr><td>$12.5-19.99$</td><td>$7.21$</td><td>$7.43$</td></tr><tr><td>$20.0-29.99$</td><td>$2.36$</td><td>$5.73$</td></tr></tbody></table>What is the appropriate diagram to represent the above data?
Question 12 :
The probability of an event that is certain to happen is ____?
Question 13 :
If the number of boys and the number of girls in a class are 45% and 55% respectively and it is represented in a pie chart what will be the central angles of the portions representing boys and girls respectively?
Question 15 :
The following table gives the ares of the oceans of the world <br/><table class="wysiwyg-table"><tbody><tr><td><b>Ocean</b></td><td><b>Area (million $\displaystyle km^{2}$)</b></td></tr><tr><td>Pacific</td><td>$70.8$</td></tr><tr><td>Atlantic</td><td>$41.2$</td></tr><tr><td>Indian</td><td>$28.5$</td></tr><tr><td>Antarctic</td><td>$7.6$</td></tr><tr><td>Arctic</td><td>$4.8$</td></tr></tbody></table>A pie diagram of this data is to be drawn What is the angle which the sector representing Pacific Ocean subtends at the center?
Question 16 :
What is the central angle of the sector (in the above pie chart) representing hormones enzymes and other proteins.
Question 17 :
A coin is tossed $100$ times and tail is obtained $10$ times. Now, if a coin is tossed at random, what is the probability of getting a head?<br/>
Question 18 :
The following data gives the distribution of monthly expenses under different heads.<table class="wysiwyg-table"><tbody><tr><td>Type of Commodity<br></td><td>Expenditure (in rupees)</td></tr><tr><td>Food</td><td>$300$</td></tr><tr><td>Rent</td><td>$200$</td></tr><tr><td>Clothes</td><td>$125$</td></tr><tr><td>Education</td><td>$110$</td></tr><tr><td>Miscellaneous</td><td>$75$</td></tr><tr><td>Savings</td><td>$90$</td></tr></tbody></table>A pie chart is drawn for the above data, the angle subtended at the centre for the item 'Rent' will be<br>
Question 19 :
The diagram used to estimate mode of continuous frequency distribution graphically is _____
Question 20 :
Represent the following data by histogram and hence compute mode.<br><table class="wysiwyg-table"><tbody><tr><td>Price of sugar per kg (in Rs.)</td><td>18 - 20</td><td>20 - 22</td><td>22 - 24</td><td>24 - 26</td><td>26 - 28</td><td>Total</td></tr><tr><td>Number of weeks</td><td>4</td><td>8</td><td>22</td><td>12</td><td>6</td><td>52</td></tr></tbody></table>