SOLUTION: an order of fries and shake cost$2.40. A Shake and 2 burgers cost $4.10. a shake ,a burger and an order of fries is $3.70. how many shakes can you buy with ten doll bill

Question 435541: an order of fries and shake cost$2.40. A Shake and 2 burgers cost $4.10. a shake ,a burger and an order of fries is $3.70. how many shakes can you buy with ten doll bill

Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
an order of fries and shake cost$2.40. A Shake and 2 burgers cost $4.10. a shake ,a burger and an order of fries is $3.70. how many shakes can you buy with ten doll bill
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Equations:
f + s + 0 = 240 cents
0 + s + 2b = 410 cents
f + s + b = 370 cents
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Solve for "s":
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I used a TI-84 to get:
s = 150 cents (price of one shake)
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how many shakes can you buy with ten doll bill
1000 cents/150 cents = 6 2/3 shakes
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Cheers,
Stan H.
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