# Mind Teasers

- Tricky Math - Grade 4 - Age (8-12yrs) - 3
### Tricky Math - Grade 4 - Age (8-12yrs) - 3

**Tags:**Math brain teaser worksheet PDF, Fun with math, Hot questions, Math logical questions, Tricky math question for class IV, Mental math for class 4, Math brain teaser with answers.__Tricky Math__(1)

Find the successor of 5 digit greatest number?

a. 100000

b. 10000

c. 999999

d. 1000

(2)

If represents 10 flowers, which one of the following is the correct pictorial representation for 50 flowers?

a.

b.

c.

d.

(3)

What is the perimeter of the below figure in which all sides are of equal length i.e.15cm.

a. 70

b. 30

c. 80

d. 90

(4)

Which of the following has 3 equal sides?

a. Equilateral triangle

b. Isosceles triangle

c. Scalene triangle

d. None of these

(5)

How many times 45 should be added to itself such that their sum becomes 405?

a. 6

b. 9

c. 5

d. 8

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