Question
If the side of square and its area is in the ratio of
1:9 then find its perimeter?Solution
Let the side of square = a cm. According to the question a:a2 = 1:9 ………….(1) ⇒ a = 9 cm Side = 9 cm Perimeter of square = 4 x side of square Perimeter of square = 4 x 9 = 36 cmÂ
Find the wrong number in the given number series.
16, 24, 36, 54, 81, 120.5
- 2024, 1583, 1193, 822, 498, 209
33Â Â Â Â 34Â Â Â 37Â Â Â 42Â Â Â 48Â Â Â 58
66, 115, 34, 155, 14, 211
360, 322, 286, 248, 220, 190
- Find the wrong number in the given number series.
7, 35, 42, 126, 128, 118 - Find the wrong number in the given number series.
2, 6, 14, 30, 62, 126 Find the wrong number in the given number series.
134, 163, 194, 231, 274, 315
125, 142, 199, 320, 489, 778
Find the wrong number in the given number series.
32, 48, 84, 146, 248, 392