Nobody gained exactly 30, 48 or 70 marks 120 students gained less than 70 marks
how many students gained more then 48 marks?

Pelle's sister is three years older than pelle the father is 5 times as old as pelle the mother was 28 when the sister was born altogether they are 98 years old how old is pelle?

Find the area of a trapezoid with a height of 23, base 1 of 10 and base 2 of 18

Abby is preparing fruit punch for her party. she starts with a bowl filled with liquid that has 1/2 fruit juice and 1/2 sprite, but she decides it's too fruity. so she pours out 1/4 of the liquid, and then fills the bowl up again with sprite. what fraction of the punch is now sprite?