Whole Numbers
Calculate the average of:
6, 9, and 15
10
Calculate the average of:
$3.50, $6.05, and $11
$6.85
Karim saved money during 5 consecutive months. What was the average amount of money Karim saved during this period of time?
April: $200
May: $180
June: $280
July: $300
August: $265
$245
This is the height of 4 boys.
Adam: 145 cm
Connor: 152 cm
Daniel: ?
Javier: 150 cm
If the average height of the 4 boys is 146.5 cm, find Daniel's height.
139 cm
Calculate the average of:
1, 11, and 21
11
Calculate the average of:
0.75 kg, 1.4 kg, 3.36 kg, 9.6 kg, and 21.09 kg
7.24 kg
These are the points Rose scored on a test.
English: 72 points
Math: 85 points
Science: 70 points
Social Studies: 79 points
What was the total points for the 4 subjects? What was her average?
306 total points
83 average
The average of 4 numbers is 24.5. If 3 of the numbers are 16, 47, and 25, what is the last number?
10
Calculate the average of:
14, 56, 73, and 105
62
Calculate the average of:
15.5 gal., 8.7 gal., 5.3 gal., and 3.9 gal.
8.35 gal.
This is how many different types of vehicles that passed by a shop in a day.
Cars: 608
Vans: 411
Motorcycles: ?
Buses: 227
Bicycles: ?
The average number of vehicles that passed by the shop on that day was 369. The number of motorcycles was 569 more than the number of bicycles. Find the number of bicycles that passed by the shop on that day.
30 bicycles
A shopkeeper sold an average of 329 cans of drinks per day for a week at a fair. If he had sold an average of 250 cans of drinks for the first 5 days, how many cans of drinks did he sell during the last 2 days?
1053 cans
Calculate the average of:
10, 20, 30, 40, and 50
30
Calculate the average of:
48.7 km, 99.3 km, and 132.5 km
93.5 km
A box filled with pens has a mass of 12.8 kg. The box has a mass of 800 g when it is empty. If the average mass of all the pens is 160 g, how many pens are there in the box?
75 pens
There are 22 girls and 18 boys in a class. If the total lunch money of all the boys is $27 and the average lunch money of all the girls is $0.90, find the average lunch money of all the students in the class.
$1.17
Uncle Ron had 10 boxes of red pens and 15 boxes of blue pens. There were 47 red pens in each box. He sold 326 red pens and 471 blue pens. If he had 453 pens left,
(a) how many blue pens did Uncle Ron have left?
(b) how many blue pens were in each box?
(a) 309 blue pens left
(b) 52 blue pens in each box
Calculate the average of:
9, 18, 36, 72, and 126
52.2
Calculate the average of:
46.5 min., 52 min., 84.5 min., 93 min., and 106 min.
76.4 min.
Find the average of all the whole numbers ranging from 1 to 20.
10.5
There are some green and red apples in a box. The total mass of all the green apples is 5,250 g. The total mass of all the apples is 8,450 g. Find the number of red apples in the box if the average mass of all the red apples is 200 g.
16 red apples
Gina and Imani have an average of 41 stickers. Gina and Ella have an average of 48 stickers. If Ella has 3 times as many stickers as Gina,
(a) how many stickers does Ella have?
(b) how many more stickers does Imani have than Gina?
(a) Ella has 72 stickers
(b) Imani has 34 more stickers than Gina