Walmart sells thermometers 4 and hotwater bottles 10 In Dece
Walmart sells thermometers ($4) and hot-water bottles ($10). In December. Walmart\'s total sales were $1, 140 Customers bought 5 times as many thermometers as hot-water bottles How many of each did Walmart sell?
Solution
Assume Walmart sells x hot-water bottles, 4x thermometers
then 5*4x+10*x=1140
20x+10x=1140
30x=1140
x=38
thus Walmart sells 38 hot-water bottles and 38*5 = 190 thermometers
