Question
The side of a square is 33⅓% less than the length of a
rectangle whose area is 1800 cm² and breadth is 40 cm. What is the perimeter of the square?Solution
ATQ,
Length of rectangle = (1800 / 40) = 45 cm
Side of square = 0.6667 × 45 = 30 cm
Required perimeter = 4 × 30 = 120 cm
23, 27, 39, 59, ?, 123
What will come in place of (?) question mark in the given number series.
13, 15, 18, 23, 30, ?
What will come in place of (?) Question mark in the given number series.
5, 26, 68, 131, 215, 320, ?
415 246 367 ? 335 310
...What will come in place of (?) question mark in the given number series.
52, 61, 79, 106, 142, ?
What will come in place of the question mark (?) in the following series?
100, 729, 64, 343, 36, ?
32, 48, 72, 108, ?, 243
18, 37, 60, ?, 120, 157
21, 28, 39, 52, ?, 88
290, 571, 900, ?, 1485, 1890