The students in Mr Kaye’s class are having an estimation contest. The student who makes an estimate that is closest to the number of jellybeans in a jar, wins the contest. Jack estimated 135 jellybeans, and won the contest. Jason, estimated 150 jellybeans and got second place. Josie estimated 152 and got third place. And Janette, who estimated 131, got fourth place. What is the exact number of jellybeans in the jar? |