So is the answer 89 or 90

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?

20 ! jason orders a data set from least to greatest. complete the sentence by selecting the correct word from each drop-down menu. the middle value of the data set is a measure and is called the part a: center b: spread part b: mean a: mean absolute deviation b: median c: range

You eat $0.85 for every cup of hot chocolate you sell. how many cups do you need to sell to earn $55.25