Ariel is decorating a wall for her niece's birthday. She uses 3 sunflowers for every 5 roses. When she finished decorating, she used a total of 21 sunflowers. How many roses did Ariel use to decorate the wall for her niece's birthday

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The ivring berlin learning center would like a possible net profit of $650,000 on its new resource manual it sells to schools. the fixed costs for producing the manual are $780,000 and the variable cost per package is $19.85. if the estimated unit sales are 1,250,000 units, what selling price unit should the ivring berlin learning center try?

Elm street is straight. willard's house is at point h between the school at point s and the mall at point m. if sh = 3 miles and hm = 4.5 miles, what is the value of sm in miles?