2) For a dinner party, Norman agrees to buy dessert for everyone. He buys cookies and brownies in a ratio of 3:5. If Norman buys 26 more brownies than cookies, how many items did he buy in all?

The mean of a set of data is -3.82 and its standard deviation is 2.31. find the z score for a value of 3.99.

Match each equation with the operation you can use to solve for the variable. 1 subtract 10 2 divide by 10 3add 18 4add 10 5 subtact 18 6multiply by 5. 7multiply by 10. a 5 = 10p b p + 10 = 18 c p + 18 = 5 d 5p = 10

Ametal rod needs to be 9 feet and 5.5 inches in length. the sections of the poles being used are each 1 foot and 10.5 inches long. how many 1ft 10.5in sections would be needed to complete the 9ft 5.5in metal rod? and how many inches of material will be left?