Question
The radius of the incircle of a triangle is 10 cm. if
the area of the triangle is 60 cm 2 , then its perimeter is?Solution
Area of any triangle = inradius of triangleĀ x Ā Semiperimeter So 60 = 10 x S or S = 60/10 = 6 cm; So perimeter = 2S =2 x 6 = 12 cm
2, 2, 6, 30, ?, 1890
What will come in place of the question mark (?) in the following series?
225, 227, 233, 245, 265, ?
What will come in place of (?) Question mark in the given number series.
28, 29, 38, 63, 112, 193, ?
Find the missing number in the given number series.
130, 152.5, 177, 203.5, 232, ?Ā
What will come in place of the question mark (?) in the following series?
10, 135, ?, 226, 234, 235
The question below is based on the given series I. The series I satisfy a certain pattern, follow the same pattern in series II and answer the questions...
What will come in place of (?) question mark in the given number series.
52, 61, 79, 106, 142, ?Ā
7 47 ? 223 359 527
...- 8, 12, 18, 27, ?
290, 571, 900, ?, 1485, 1890
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