a rectangular floor space in a community center is 40 ft long and 32 ft wide. a volunteer is setting up chairs on the floor space. each chair needs an area of approximately 4 ft by 5 ft.

which estimate best approximates the number of chairs that can be set up on the floor space?

a. 20

b. 60

c. 260

d. 320

You are making a blueprint of your bedroom and you plan to use a scale factor of 18 . the actual width of your room is 14 feet and the actual length of your room is 16 feet. determine the width and length of your room on the blueprint. on the blueprint, your room will have a width of feet and a length of feet.

Pete is making decorations for a dinner party. the instructions tell him to use 9 flowers for a medium-sized decoration. complete each statement to adjust the flowers for different-sized decorations based on these instructions.

The size of a certain cell is 2.5*10^-9m. another cell is 1.5*10^3 times larger. how large is the larger cell in scientific notation?