Mary got 3 puppies for her birthday her brother then got 4 puppies for his birthday, but one day Mary decided to give 2 puppies to her friend Thomas.
How many puppies does Mary have left?How many puppies does Thomas have?

Puppies are cute.

Solve this algebraic equation:2×5 + 8 − 20?

0
-2
2
38

Solve this complex arithmetic problem :25 + 75?

40
0
200
100

Solve this geometric problem : sum of the 3 angles in the triangle?