# Bella has several favorite numbers. Read the

Students were inquired to answer a question at institution and to claim what is most important for them to succeed. Of the many responses, the one that that stood out was practice. Successful people are definitely not born successful; they become successful by hard work and determination. This is how you can accomplish your goals. in this article, some question and answer examples that you can certainly utilize to enrich your knowledge and gain insight that will help you to keep up your school studies.

## Question:

Bella has several favorite numbers. Read the

clues to work out what they are.• Each one is an odd number.• Each one has two digits.• The sum of the digits is 6.What are Bella’s favorite numbers?​

The numbers are 15, 33 and 51 .

Step-by-step explanation:

Bella has several favorite numbers .

Each of the number has only 2 digits , so the numbers can only be from 10 to 99.

Each number are odd number , select the odd numbers from 10 to 99. The number of odd number from 10 to 99 can be known using AP. The numbers will be 11, 13, 15, 17, 19, 21………………………99

a + (n – 1)d = 99

11 + (n – 1)2 = 99

11 + 2n – 2 = 99

2n = 99 – 9

2n = 90

n = 90/2

n = 45

The number of odd number between 10 and 99 (including 99) is 45.

11  13  15  17   19  21  23  25  27  29  31  33  35  37  39  41  43  45  47  49  51  53  55  57  59  61  63  65  67  69  71  73  75  77  79  81  83  85  87  89  91  93  95  97  99.

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The sum of these digits is 6. Note the numbers cannot start with 6 upward because the sum of the digits will be more than 6.

They can hopefully help the student solve the question by applying the questions and answer examples. Then can potentially have some sharing in a group discussion and also study with the classmate in connection with the topic, so another student also attain some enlightenment and still keeps up the school learning.