Nina has been saving her earnings from her lemonade stand. Nina has 70 dollars to spend. If she buys a new hat for 15 dollars, how many bows can she buy with the remaining money if they cost 4 dollars each?

Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters .

On the first of each month, shelly runs a 5k race. she keeps track of her times to track her progress. her time in minutes is recorded in the table: jan 40.55 july 35.38 feb 41.51 aug 37.48 mar 42.01 sept 40.87 apr 38.76 oct 48.32 may 36.32 nov 41.59 june 34.28 dec 42.71 determine the difference between the mean of the data, including the outlier and excluding the outlier. round to the hundredths place. 39.98 39.22 0.76 1.21

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.