At my favorite fruit stand,
an orange costs 18,
a pineapple costs 27,
and a grape costs 15.
Using the same logic, can you tell how much a mango costs?

What does this below rebus puzzle mean?

A plane crashed between the border of Mexico and America. Where do you bury the survivors?

I am a prime number.
The double of myself is equal to the square of me.

which number am I?

Make eight squares by moving only two matchsticks.
Note- Square can be of different sizes.

2, 3, 5, 9, 17, _ What is the next number in the sequence?

Use the numbers 2, 3, 4 and 5 and the symbols + and = to make a true equation. Conditions: Each must be used exactly once and no other numbers or symbols can be used.

What is next number in the pattern below:

131 517 192 123 ?

There is a number which when you multiply by 3 and subtract 2 from the result, then the resulting number is the reverse of the actual number.

What is the smallest number that stands true on the statement?

You have $100 with you and you have to buy 100 balls with it. 100 is the exact figure and you can't go below or above the numbers and you have to use the entire $100. If there is no kind of tax applied how many of each of the following balls will you be able to buy:

Green Balls costing $6
Yellow Balls costing $3
Black Balls costing $0.10

Now, how many of each must you buy to fulfil the condition given?