In a survey of mobile and telephone, it was found that 200 people had telephone, 25 had both, 135 did not have telephone and 300 did not have mobile.
i. How many people participated in the survey?
ii. How many people had mobile only

The graph shows the distance kerri drives on a trip. what is kerri's speed?

If bradley saves for 4 weeks, what is the total amount of money he will have saved?

The school board administered a math test to all students in grade 66 at high achievers charter school and determined that 15\%15% of them were below grade level in math. based on this data, which of the following conclusions are valid? choose 1 choose 1