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A train travels from Station A to Station B, covering a distance of 180 miles. If the train travels at a speed of 45 miles per hour, how long will it take to reach Station B? After reaching Station B, it immediately returns to Station A, but this time at a reduced speed of 30 miles per hour. What is the total time taken for the entire journey from Station A to Station B and back?

Speed, Distance and Time

A train leaves London at 8:00 a.m. and travels toward Manchester at a constant speed of 60 miles per hour. At 9:30 a.m., another train leaves Manchester and heads toward London at a speed of 80 miles per hour. The distance between London and Manchester is 300 miles. At what time will the two trains meet?

Age Puzzle

 A man is three times as old as his son. In 12 years, he will be twice as old as his son. How old is each of them now?

The Mysterious Total

A store has a sale on items, and each item is priced differently. Here are the prices for four items: Item A: £5 Item B: £7 Item C: £9 Item D: £11 If Sarah buys 3 of each item, what is the total amount she spends?

Train Travelling Problem

A train leaves Station A at 9:00 AM, traveling towards Station B at a speed of 60 kilometers per hour. Another train leaves Station B at the same time, heading towards Station A at a speed of 80 kilometres per hour. The distance between Station A and Station B is 420 kilometres. At what time will the two trains meet?

Mysterious Multiplication

If a number is multiplied by 6 and then 15 is subtracted, the result is 105. What is the original number?

Books in the library

In a library, there are 5 shelves. Each shelf holds 12 books. If 17 books are borrowed, how many books are left in the library?