Valerie predicts she will be able to hold her breath for 31 second while underwater. if she actually held her breath for 34 seconds, what was valerie's percent error? round your answer to the nearest tenth of a percent.

Abakery recorded the number of muffins and bagels it sold for a seven day period. for the data presented, what does the value of 51 summarize? a) mean of bagels b) mean of muffins c) range of bagels d) range of muffins sample # 1 2 3 4 5 6 7 muffins 61 20 32 58 62 61 56 bagels 34 45 43 42 46 72 75

Find two consexutive odd integers such that the sum of their square is 650

Simplify the rational expression. state any restrictions on the variable. t^2-4t-12 / t-8 the / is a fraction sign.