Question
If in a ΔABC, D is a point on BC such that BD = 1cm ,
BC = 3 cm then what is ratio of area of ΔABD to area of ΔADC ?Solution
CD = BC - BD = 3 - 1 = 2cm So Area of ΔABD / Area of ΔADC = BD/CD = 1/2
72, 97, 147, ?, 322, 447
11Â Â Â Â Â Â Â Â Â Â 22.5Â Â Â Â Â Â Â 47Â Â Â Â Â Â Â Â Â Â 102Â Â Â Â Â Â Â Â 236Â Â Â Â Â Â Â Â ?
...What will come in place of (?) question mark in the given number series.
11, 6, 7, 12, 26, ?
79, 248, ?, 225, 125, 206
7 7 ? 43 163 831
...- What will come in place of the question mark (?) in the following series?
6, 24, 60, ?, 210, 336 What will come in place of the question mark (?) in the following series?
34, 61, 7, ?, -20, 115
43          86          258        ?             5160                     30960
...What will come in place of the question mark (?) in the following series?
9, 22, 61, ?, 217, 334
1029, 1030, 1039, 1064, ?, 1194