Question

In how many ways can the letter of the word PERMUTATIONS arranged if :-

• Words start with P and ends with S.
• Vowels are all together.
• There are always four letters between P and S.

Please help.
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Answer 1

Answer:

⇒The number of arrangements (when word starts with the letter P and ends with S) =1814400 ways.

Answer 2

Answer:

China's strong productivity growth, spurred by the 1978 market-oriented reforms, is the leading cause of China's unprecedented economic performance. ... As such, they offer an excellent jumping-off point for future research on the potential roles for productivity measures in other developing countries.