A train traveled p miles in 40 minutes and completed the remaining 200 miles of the trip in q minutes. What was its average speed in miles per hour for the entire trip?

When the positive integer n is divided by 18, this remainder is 7. What is the remainder when n is divided by...

A ferry can carry 24 buses or 36 cars at a time if there are 18 buses on the ferry,how many cars can be loaded...

Topu's income is Tk.2,000 more than that of Jamal. Their total salary is Tk.x. What is Jamal's salary?

Mr. Jamal employed 50 workers to finish a work within 30 days. After 20 days he found out that only 50% work h...

The ratio of boys and girls in a class is 4:5. If 10% of the boys and 20%of the girls failed In an examination...

In a store,shirts are sold for 25% less than the tag price. If a shirt costs Tk.480, what would be the tag pri...