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Ms. Milliken is a knitting master. Last month she knitted 250 mittens and scarves. She sold the mittens for $10 each and sold the scarves for $20 each, making a total profit of $3600. How many mittens and scarves did she knit/sell?

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Learntionary

Step-by-step explanation:

let the number of mittens sold be m and scarves sold be s.

m + s = 250

m = 250 - s --(1)

10m + 20s = 3600 --(2)

sub (1) into (2):

10(250 - s) + 20s = 3600

2500 + 10s = 3600

s = 110

when s = 110, m = 140

Topic: Simultaneous equations

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