Two dices are thrown together i.e., sample spaces (S) =36`rArr`n(S)=36 E=A total of 4 = {(2,2),(3,1),(1,3)} `rArr n(E )=3` F= A total of 9 or more `={(3,6),(6,3),(4,5),(4,6),(5,4),(6,4),(5,5),(5,6),(6,5),(6,6)}` `rArr n(F)=10` G...
2 Answers 1 viewsCorrect Answer - A Marks obtained from three subjects out of 300 is 75+80+85=240 If the marks of another subject is added, then the marks will be `ge 240` out of...
2 Answers 1 viewsCorrect Answer - B Total students =100 Total marks of 70 students is `75xx70=5250`. Total marks of girls is 7200-5250=1950 So average of girls is `(1950)/(30)=65`
2 Answers 1 viewsFrom second equation of motion i.e. `h=(1)/(2)"gt"^(2)(h=ut+(1)/(2)"gt"^(2)` and u=0) `h_(1):h_(2):h_(3)......=(1)/(2)g(1)^(2):(1)/(2)g(2)^(2):(1)/(2)g(3)^(2)=1^(2):2^(2):3^(2)......=1:4:9....` Now from the of distance travelled in `n^(th)` second `S_(n)=u+(1)/(2)a(2n01)` here u=0, a=g `S_(n)=(1)/(2)g(2n-1)` or `S_(1):S_(2):S_(3):......=(1)/(2)g(2xx1-1):(1)/(2)g(2xx2-1):(1)/(2)g(2xx3-1)=1:3:5.....`
2 Answers 1 viewsAbhinav obtained 65 and 80 marks in first two unit tests Let x be the marks obtained by Abhinav in the third unit test Since he should have an average...
2 Answers 3 viewsStep 1: Open LibreOffice Calc and add fields like Name, Math, Physics, Chemistry, Biology, Total, Percentage. Step 2: Enter 10 records in it. Step 3: To Calculate Total Click inside the cell where...
2 Answers 51 viewsprovide percentage table
2 Answers 1 viewsCorrect Answer - `F=(9)/(5)C+32`
2 Answers 1 viewsCorrect Answer - `198,33%`
2 Answers 3 viewsCorrect Answer - `35%`
2 Answers 2 views