Average + Rate

currency exchange service offered 0.85 US dollars (USD) for 1 Euro (EUR). At this rate, how many Euros (EUR) did John exchange if he received 2550 USD?

The average weight of a group of five friends is 68 kg. If the weights of four of the friends are 65 kg, 70 kg, 66 kg, and 72 kg, find the weight of the fifth friend.

A rectangular container measures 100 cm by 60 cm by 50 cm. Water flows into the container at a rate of 12 liters per minute. At this rate, how long will it take to fill the container completely?

The average amount of money Alice, Bella, and Chloe have is $20. Alice has $8 more than Bella, and Bella has $10 more than Chloe. How much money does Chloe have?

The average age of a mother and her four children is 22 years. The mother's age is 46 years. Find the sum of the four children's ages.

The table below shows the number of students participating in different activities at a school.

If the average number of students (girls or boys) participating in chess and drama is 29, find how many girls play chess

The following table shows the rates for renting a bicycle from a rental shop.

Mr. James rented a bicycle from 09:30 to 13:45.
Find how much Mr. James has to pay.

A tailor takes 4 days to sew a custom suit. How many suits can the tailor complete in 4 weeks?

The cost of painting a 40 m² wall is $1200. David paid $4800 to paint the walls of his house. What is the total area of the walls painted?

The following table shows the weight (in kg) of different bags of flour.

Find the average weight of the bags.