Graciana sold 36 books at £5.20 each, 26 candles at £1.50 each and some pencils at 90p each. She got a total of £244.20. How many pencils did Graciana sell?

Solve with work both bert and ernie received an increase in their weekly salaries. bert's salary increased from $520 to $520. ernie's salary went from $580 to $645. find the percent of increase for each salary. what was the larger of the two percents ?

Which graph represents the given linear function 4x+2y=3

Asequence is a function whose is the set of natural numbers