What is 40 times 50 using mental math

The weight of a small bag of sugar is 2.265 kg. the student is baking cakes for a college scholarship fundraiser. it takes 100 grams of sugar to make one small cake. how many cakes can be made from a single bag of sugar?

What are the dimensions of the quilt pattern of 7 1/2 and 2/3

Esther and Jim plan to add a pond to their property. The area of the pond is 11 square meters. What is the radius?

What is the circumference of this circle? Use π ≈ 3.14. Round your answer to the nearest tenth of a centimeter A. 22.0 cm B. 69.1 cm C. 34.5 cm D. 17.3 cm

F (x) = 9x + 5 at x = 7

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.