What number comes next in this sequence:
7 8 5 5 3 4 4 _

Sally lives in a place where six months of the year is mild summer and the temperature drops significantly the other six months. She owns a lake where there is a small island. She wants to build a house on the island and needs to get materials there. She doesn’t have a boat, plane, or anything to transport them to the island. How does Sally solve this problem?

In the image below, can you find the value of an angle(y)

Accidentally, two trains are running in the opposite direction and enter a tunnel that is 200 miles long. A supersonic bird that has fled the lab and taken shelter in the tunnel starts flying from one train towards the other at a speed of 1000 mph. As soon as it reaches the second train, he starts flying back to avoid collision and meets the first train again at the other end. The bird keeps flying to and fro till the trains collide with each other.

What is the total distance that the supersonic bird has traveled till the trains collided?

Every words stands for unique digit that makes the arithmetic equation true

SEVEN + SEVEN + SIX = TWENTY.

What are the digits ?

Which five letter word can be added at the end of below word to form a
valid word?

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Replace each alphabet with the number (1-9) to make the below equation correct.

AB * C = DE - F = GH / I

In the below-given picture of a pretty girl, there is something wrong. Can you find out what it is?

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

Given that

(78)^9 = 6
And (69)^4 = 11

Can you find out

(99)^2 =?

(Note: This is Logical, not Mathematical)