Find out the number of circles in the given picture having Illusion

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?

If you drop me I’m sure to crack, but give me a smile and I’ll always smile back. What am I?

How far can you walk into the woods?

A man always keeps a spare tyre in his car. To make full use of all the five tyres, he changes the tyres in a manner that for a distance of 1, 00,000 km, each of them runs the same distance.

Can you calculate the distance travelled by each tyre on that journey?

What can run but never walks, has a mouth but never talks, has a head but never weeps, has a bed but never sleeps?

All Marigolds are flowers.
Few Flowers are used to make colors.
Therefore, some Marigold are used to make colors.

True Or False?

Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?

Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

How many bananas can you eat if your stomach is empty?