Prove that pi is irrational

Using an equation or inequality to solve the problem associated with the scenario: A rectangle has a length at least four more than five times the width. If the perimeter is at least 44 units, find the least possible width.

How many pairs of whole numbers that have a sum of 12

Simply the expression 9x+2y+6+9y+7

Write two and five tenths in standard form

On tuesday 14/25 of the souvenirs pirchased at the zoo gift shop were stuffed animal. of the stuffed animals puchased 10/21 were bears. what fraction of the souvenirs purchased were atuffed bears

A newspaper reporter wants to know how popular the hobby of bird watching is in the city. He asked people at the local bird refuge if they watched birds as a hobby. Which of the following best explains whether the reporters data is valid or not?

I am very confused on how to figure out if y = 3/4x is proportional?

Alison wants to buy a mountain bike for $339.12. If she saves $28.26 each month, in how many months will she be able to buy the bike?

At 12 o'clock the temperature was 7°C. The temperature decreased by - 20°C. What is the new temperature?

Ashleys rentals charges $27.50 per hour to rent a surfboard and a wetsuit. Darlas surf shop charges $23.25 per hour to rent a surfboard plus $17 extra for a wetsuit.