Find the odd one out: 10, 14, 16, 18, 21, 24, 28

Statements: All flowers are plants. Some plants are trees. Some trees are fruits. All fruits are vegetables. Which conclusion(s) follow? (I) Some flowers are trees. (II) Some plants are vegetables. (III) Some trees are vegetables.

What comes next: 3, 7, 13, 21, 31, ?

If APPLE is 50, then MANGO is:

Find the odd one out: 3, 5, 7, 12, 17, 19

Which figure completes the pattern: Square, Circle, Triangle, Square, Circle, ?