The pie chart shows information about pupils in KS3 at a school. Year 9
Year 7
Year 8

Altogether, there are 200 pupils in KS3.
a)How many pupils are in year 7?
b )How many pupils are in year 9?

At diana's closet, 1/6 of the clothes are white and another 7/12 are black. what fraction of the clothes is either black or white?

The total number of photos on hannah’s camera is a linear function of how long she was in rome. she already had 44 photos on her camera when she arrived. then she took 24 photos each day for 6 days. what is the rate of change of the linear function that represents this

Gregory draws a scale drawing of his room. the scale that he uses is 1 cm : 4 ft. on his drawing, the room is 3 centimeters long. which equation can be used to find the actual length of gregory's room?