Evaluate the following: ` |[9,9,12],[1,3,-4],[1,9,12]| `

Find the median of the following data: 1, 12, 5, 3, 7, 13, 9, 23, 17, 11 and 6

Find the mode of the following discrete series. {:(x,1,2,3,4,5,6,7,8,9),(f,3,8,15,1,9,12,14,5,7):}

Find the mode of the following discrete series. {:(x,1,2,3,4,5,6,7,8,9),(f,3,8,15,1,9,12,14,5,7):}

Evaluate each of the following products: (-1)xx(-2)xx(-3)xx(-4)xx(-5) (-3) xx(-6)xx(-9)xx(-12)

The average of 8,9,12,13,15,9 is :

Find the mean of the following: 10(1)/(4), 9, 4 (3)/(4), 8, 2 (2)/(3), 12 "and" 2(1)/(3)

Which one of the following is true? 1/2<9/(13)<3/4<(12)/(17) (b) 3/4<9/(13)<1/2<(12)/(17) (c) 1/2<3/4<9/(13)<(12)/(17) (d) 1/2<9/(13)<(12)/(17)<3/4

Factorise the following (i) 9x^(2)-12x+3 " " (ii) 9x^(2)-12x+4

find the greatest ratio of the following 1 : 6 , 3: 8 (ii) 9: 16: 5 : 12