What is the answer for adding 3 and 1/2 and 1 and 3/5?

A professor has recorded exam grades for 10 students in his class, but one of the grades is no longer readable. If the mean score on the exam was 82 and the mean of the 9 readable scores is 86 , what is the value of the unreadable score?

3x+1+5x=7+15+7x what is x?

Kira makes 93 greeting cards for a craft fair. She sells the cards in packs of 5. How many full packs of greeting cards does kira make?

800 (n + 1) + 250 What is the answer

Carlos is arranging books on the shelf he has 24 novels and 16 autobiographies each shelf will have the same number of novels and autobiographies if Carlos must place all the books on the shelves what are the possible numbers shelves Carlos will use

Asanji is cooking a cake. The recipe calls for 6 cups of sugar. He has already put in 5 cups. How many more cups does he need to put in?

A shop owner bought 30 files and some diaries. he paid $82.50 for the files. each diary cost 10 times as much as a file. what was the cost of each diary?

Is the answer to - 4-3x=6x-6 2/9=x

Numbers that are either negative or greater than 5.

1.) $3 for bagels; & 9 for 24 bagels 2.) $12 for 3paperback books; $28 for 7 pPerback book (Determine if each pair of rates is equivalent. explain your reasoning)