The maths gsce test scores of 280 students are shown in the histogram below. find the median score. find the lower quartile of the scores frequency density goes up 0,1,2,3,4,5 and the scores 80,90,100,110,120,130,140,150,160,1 70,180,190,200

Kelly is three years younger than her sister. the sum of their ages is 34 years. how old is kelly and how old is her sister?

On friday, there were x students at the baseball game. on monday, there were half as many students at the game as there were on friday. on wednesday, there were 32 fewer students at the game as there were on friday. which expression could represent the total number of tickets sold for all 3 games?

Tanyss's house has 25 windows. her brother has washed 22 of the windows. what percent of the windows has her brother washed?