Problema Solution
Walmart sells thermometers ($4) and hot-water bottles ($3). In December, Walmart’s total sales were $1,012. Customers bought 2 times as many thermometers as hot-water bottles. How many of each did Walmart sell?
Answer provided by our tutors
Let
x = the number of thermometers sold
y = the number of hot-water bottle sold
x = 2y
4x + 3y = 1012
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........
x = 184 thermometers
y = 92 hot-water bottles
Walmart sold 184 thermometers and 92 hot-water bottles.