Rates and Averages

What is the average of numbers 246, 213, 289, 219, 226, 271

• 244

• 254

• 264

• 274

The consumption of wire by electrician in a week is given below.

25 m each on Monday and Friday.

50 m on Wednesday

75 m on Thursday

35 m each on Tuesday, Saturday, and Sunday.

What is the average consumption of wire by the electrician during the whole week?

• 30 m

• 35 m

• 40 m

• 45 m

Bill played 4 video games and had an average score of 1200 points per game.

The average score of the first 3 games was 1100 points per game.

How many points did Bill score in the 4th game?

• 1200

• 1300

• 1400

• 1500

Jack earns $100 on the first day, $60 on the second day, $150 on the third day, $80 on the fourth day and $90 on the fifth day. What was his average earnings?

• $95

• $96

• $97

• $98

The temperature of a city during a week was 35° C, 36°C, 34°C, 38°C, 40°C, 39°C and 44°C. What was the average daily temperature of the town for the week?

• 36°C

• 37°C

• 38°C

• 39°C

The average height of five boys is 150 cm. If the heights of 4 boys is 153 cm, 150 cm, 151 cm and 152 cm, find the height of the fifth boy.

• 152

• 149

• 146

• 144

Find the average of first ten odd numbers.

• 10

• 11

• 13

• 14

Find the average of 1 hour 25 minutes,

2 hours 40 minutes, 3 hours 35 minutes and 4 hours.

• 2 hours 15 minutes

• 2 hour 25 minutes

• 2 hours 55 minutes

• 3 hours 15 minutes

Jenny bought 4 books in a bookstore. The prices of the first 3 books were $10, $15 and $25. The average price she paid for the 4 books was $18 per book. How much did she pay for the 4th book?

• $22

• $21

• $20

• $19

Which is more, the average of the 4 even whole numbers from 8 to 15 or the average of the 4 odd whole numbers from 8 to 15?

• the average of the even numbers is more

• the average of the odd numbers is more

• both averages are equal