Which is heavier: a ton of bricks or a ton of feathers?

What is the probability of choosing the correct answer at random from the options below?

a) 1/4
b) 1/2
c) 1
d) 1/4

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

Cristina was born in 1888. She just had her 30th birthday today how did that happen?

Name one eight-letter word with 'kst' in the middle, 'in' the beginning, 'and' at the end.?

In the Mexico City area, there are two Houses H1 and H2. Both H1 and H2 have two children each.
In House H1, The boy plays for Mexico Youth academy and the other child plays baseball.
In House H2, The boy Plays soccer for his school in Mexico and they recently have a newborn.

Can you prove that the probability of House-H1 having a girl child is more than that of House-H2?

Which is Odd One Out and why?

4377

3954

9862

8454

9831

A man looks at a painting in a museum and says, “Brothers and sisters I have none, but that man’s father is my father’s son.” Who is in the painting?

using four eights (8) and a one (1) and one mathematical symbol , create the number 100

A chicken farmer has figured out that a hen and a half can lay an egg and a half in a day and a half. How many hens does the farmer need to produce one dozen eggs in six days?