Equations and Sums of Consecutive Integers Quiz

The sum of three consecutive integers is 72. What are the integers?

• 20, 21, 22

• 23, 24, 25

• 21, 22, 23

• 25, 26, 27

If the first of three consecutive integers is x, write an equation to express the sum of these integers. What is the sum if x = 10?

• 30

• 33

• 25

• 40

A number is 5 more than the first of three consecutive integers. If the sum of these integers is 51, what are the integers?

• 14, 15, 16

• 12, 13, 14

• 16, 17, 18

• 20, 21, 22

The ages of three siblings are consecutive integers. If the sum of their ages is 36, what are their ages?

• 10, 11, 12

• 11, 12, 13

• 12, 13, 14

• 9, 10, 11

Write an equation for the sum of four consecutive integers starting from x. What is the sum if x = 7?

• 30

• 28

• 32

• 34

The product of two consecutive integers is 72. What are the integers?

• 6 and 7

• 9 and 10

• 7 and 8

• 8 and 9

If the second of three consecutive integers is 12, what are the first and third integers?

• 10 and 14

• 11 and 13

• 12 and 12

• 9 and 15

A classroom has students sitting in rows of consecutive integers. If the total number of students is 45, what are the integers representing the number of students in each row?

• [5, 6, 7, 8, 9, 10]

• [10, 11, 12, 13]

• [1, 2, 3, 4, 5, 6, 7, 8, 9]

• [1, 2, 3, 4, 5, 6, 7, 8]

The sum of five consecutive integers is 100. What are the integers?

• 10, 11, 12, 13, 14

• 16, 17, 18, 19, 20

• 21, 22, 23, 24, 25

• 18, 19, 20, 21, 22

If the first of two consecutive integers is represented by y, write an equation for their sum. What is the sum if y = 14?

• 31

• 28

• 29

• 30