Question
How many such pairs of letters are there in the word
‘SUMMER’ that maintain their positional sequence as in the English alphabetical series (both forward and backward directions)?Solution
No such pair of letters are there in the word ‘SUMMER’ which have as many letters between them as in the English alphabetical series.
Find the area of triangle having sides in the ratio 4:5:7 & the perimeter of the triangle is 16 cm
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In a quadrilateral PQRS, the bisectors of ∠R and ∠S intersects each other at point 'O'. Find the ∠Q if ∠P = 75o and ∠ROS = 95...
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