Let's test your skill! 2

The average age of the teacher and 29 students is 12 years old. Knowing that the teacher's age is 30 years older than the average of the 29 students. Calculate the age of the teacher.

• 35

• 41

• 24

• 56

45 x 11 = ?

• 495

• 594

• 945

• 955

Given the sequence of numbers 6, 7, 9, 12, 16, ...

What is the number 61 in the sequence?

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• 12

• 11

• 13

• 14

The sum of three consecutive even numbers is 2028. Find those three numbers?

• 674; 676; 678
  

• 684; 696; 678
  

• 574; 576; 978
  

• 870; 871; 872

How many 4-digit numbers are there that are divisible by 9 and in each number, the digits are all different and all odd?

• 24

• 56

• 37

• 65

Find the value of x in the equation: 3x + 5 = 20

• 5

• 7

• 8

• 6

If 2 multiple x - 7 = 11, what is the value of x?

• 9

• 7

• 9.5

• 10

What is the value of x in the equation: 4x - 8 = 24?

• 8

• 9

• 10

• 11

If the sum of three consecutive odd numbers is 63, what are the numbers?

• 19, 21, 23

• 15, 17, 19

• 25, 27, 29

• 31, 33, 35

What is the next number in the sequence: 2, 5, 10, 17, ...?

• 24

• 25

• 26

• 27