Shelia and Allison ate lunch at a pizza buffet. Shelia ate three slices of mushroom pizza and seven slices of supreme pizza for a total of 3470 calories. Allison ate four slices of mushroom pizza and five slices of supreme pizza for a total of 2980 calories. Assuming the pizza slices are exactly the same size, how many calories are in a slice of this mushroom pizza?

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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Shelia and Allison ate lunch at a pizza buffet. Shelia ate
three slices of mushroom pizza and seven slices of
supreme pizza for a total of 3470 calories. Allison ate
four slices of mushroom pizza and five slices of supreme
pizza for a total of 2980 calories. Assuming the pizza
slices are exactly the same size, how many calories are in a
slice of this mushroom pizza?
300 calories
O 350 calories
O 450 calories
O 270 calories
O 380 calories
Transcribed Image Text:Shelia and Allison ate lunch at a pizza buffet. Shelia ate three slices of mushroom pizza and seven slices of supreme pizza for a total of 3470 calories. Allison ate four slices of mushroom pizza and five slices of supreme pizza for a total of 2980 calories. Assuming the pizza slices are exactly the same size, how many calories are in a slice of this mushroom pizza? 300 calories O 350 calories O 450 calories O 270 calories O 380 calories
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