What does 'three more' mean?

A rectangle has an area of 2020cm². All sides lengths are a whole number. What is the greatest possible number of centimetres in the perimeter of the rectangle?

Estimate the difference by rounding each number to the nearest hundred worksheets

Use a unit rate to find the unknown value of 18/? = 21/7

85+45=3 (28+15) is this right or wrong

Anita can clip and polish the nails of 1 poodle in 25 mins. how many hours will it take to clip and polish the nails of 12 poodle?

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.