Login

how many words can be made with letters of the word "TECHNOLOGY" which do begin with T but end with Y?

$F o r t h e w o r d s " T E C H N O L O G Y " t o b e g i n w i t h T a n d e n d w i t h Y, t h e f i r s t a n d l a s t p l a c e s a r e f i x e d f o r T a n d Y r e s p e c t i v e l y . A n d t h i s c a n b e d o n e i n 1 w a y . N o w, " T E C H N O L O G Y " h a s t o t a l 10 l e t t e r s a n d t w o l e t t e r s a r e f i x e d . S o, w e c a n r e a r r a n g e r e m a i n i n g 8 l e t t e r s i n {{}^{8}P}_{8} = 8! = 40320 w a y s T h u s, T o t a l n u m b e r o f w o r d s b e g i n w i t h T a n d e n d w i t h Y = 1 \times 40320 = 40320$

0

View Full Answer

Copyright © 2024 Aakash EduTech Pvt. Ltd. All rights reserved.

Aakash EduTech Pvt. Ltd.

What are you looking for?