Question

The sum of three consecutive odd natural numbers is 69. Find the prime number out of
these numbers. ​

Answer 1

Let the numbers be,

x, x + 1 , x + 2

now,

given sum = 69

so,

x + x + 1 + x + 2 = 69

3x + 3 = 69

3x = 66

x = 22

so,

numbers are = 22 , 23 , 24

so,

prime number = 23

Answer 2

꧁SOLUTION ꧂

✧♥༻༺♥✧

☆GIVEN☆

• The sum of 3 consecutive odd number=69

☆LET

• The three consecutive odd number are
• x , (x+2) , (x+4)

☆According to the above information☆

$⇒x + (x + 2) + (x + 4) = 69 \\ \\ ⇒3x + 6 = 69 \\ \\ ⇒3x = 69 - 6 \\ \\ ⇒3x = 63 \\ \\ ⇒x = 21$

❀HENCE:-

• The number are
• X=21
• X+2=21+2=23
• X+4=21+4=25

✮Prime number=23