Hi,

sixteen kg of sulfur are needed to make 49 kg of sulfuric acid. 

How many  kg of sulfur are needed to make 40 kg of sulfuric acid?

Inquiry Sets Up the proportion:

     |Cross Multiply to solve for x 

RELATED QUESTIONS

A grocer mixes two kinds of nuts. One kind costs $5.00/kg and the other $5.80/kg. How... (answered by checkley77)

A grocer mixes two kind of nuts One kind costs $5.00/kg and the other $5.80/kg. How many... (answered by josgarithmetic)

Bill makes a mixed of dried fruits by mixing dried apples costing $6/kg with dried... (answered by richwmiller)

Cookies that sell for $3.30/kg are mixed with cookies that sell for $3.95/kg. The mixture  (answered by josgarithmetic,greenestamps)

Joanne makes a mixture of dried fruits by mixing dried apples costing $6.00/kg and dried... (answered by Paul)

Joanne makes a mixture of dried fruits by mixing dried apples costing $6.00/kg with dried  (answered by checkley77)

Nuts costing $9 per kg are to be mixed with nuts costing $6.5 per kg to make 10 kg of... (answered by jim_thompson5910)

A candy store merchant mixes 25 kg of two different brands of jube-jubes. Brand A costs... (answered by greenestamps)

A grocer wants to mix cashew nuts worth $14 per kg with 15 kg of peanuts worth $5 per kg.  (answered by Alan3354)