GT math contest (3-22-2021)

25 - 24 + 23 - 22 + 21 - 20 + 19 - 18 +17 - 16 + 15 - 14 = ?

• 6

• 7

• 12

• 114

The diameter of circle A is 16 cm long. Circle B's diameter is the same length as the circle A's radius. What is the radius of Circle B?

• 4

• 8

• 16

• 32

60 x 60 = 20 x 20 x ??

• 3

• 9

• 80

• 900

Four people put in an equal number of dimes into a jar. Tommy, a fifth person also put in 3 additional dimes into the jar. What could be the total number of dimes in the jar?

• 23

• 24

• 25

• 26

(8-3)x(2-1) = ?

• 1

• 3

• 5

• 9

Which number is NOT divisible by 6?

• 3366

• 4422

• 6630

• 6633

With my number, if I times it by 5, I get 0. If i times my number by 6 instead, I should get what?

• 0

• 1

• 6

• 12

10 hundreds + 100 tens = ?? ones

• 1000

• 2000

• 10000

• 20000

The perimeter of a square is 64. How long is each side of this square?

• 4

• 8

• 16

• 32

If I fold a square in half, the shape cannot become a...?

• triangle

• rectangle

• polygon

• square