Gayle buys 8 biros for £3.

three of them are black.

the others are red.

each red biro costs 45p.

hat is the cost of one black biro?

The store made a 60% profit on the $180 selling price of the coat. what was the stores profit

If two fractions are between 0 and 1 can their sum be more than 1? Explain your thought process.

Calculate the average for this list of numbers: 2000.56 709.90 3.45 67.34 550.90

Write down a 6 digit number that has 4 as it's thousands digit. You can only use the digit 4 once

Sally is playing a board game and rolls two number cubes. Let A = {the sum of the number cubes is odd} and let B = {the sum of the number cubes is divisible by 2}. List the outcomes in A ∩ B.

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.