What four weights can be used to balance from 1 to 30 pounds?

A girl has as many brothers as sisters, but each brother has only half as many brothers as sisters. How many brothers and sisters are there in the family?

There was a greenhouse.
Inside the greenhouse, there is a white house.
Inside the white house, there is a red house.
Inside the red house, there are lots of babies.

What is It?

What seven-letter word has hundreds of letters in it?

Find the missing number in the image below.

1. What does:
TIM JOB
represent?

2. What does:
MO_ _
represent?

Can you count the number of squares in the figure below?

Eight of us go fourth, not back, to protect our king from an attack. What are we?

'S' refers to the number of seconds in a day and 'H' refers to the number of hours in ten years. Which quantity out of these two is greater?

Two friends decide to get together; so they start riding bikes towards each other. They plan to meet halfway. Each is riding at 6 MPH. They live 36 miles apart. One of them has a pet carrier pigeon and it starts flying the instant the friends start traveling. The pigeon flies back and forth at 18 MPH between the 2 friends until the friends meet.

How many miles does the pigeon travel?