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June 4th, 2019, 11:22 AM   #1
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Nat 5 algebra problem

'100 people are on a plane. Some people have tickets for 70 POUNDS and some have tickets for 50 POUNDS. The total raised sum from the plane tickets was 6240 POUNDS. How many people bought 70 POUND seats and how many people bought 50 POUND seats?''
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June 4th, 2019, 11:35 AM   #2
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Quote:
Originally Posted by mkxc3 View Post
'100 people are on a plane. Some people have tickets for 70 POUNDS and some have tickets for 50 POUNDS. The total raised sum from the plane tickets was 6240 POUNDS. How many people bought 70 POUND seats and how many people bought 50 POUND seats?''
let x = number of 70 lb tickets

100-x = number of 50 lb tickets

70x + 50(100-x) = 6240

solve for x, the number of 70 lb tickets, then determine 100-x, the number of 50 lb tickets
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June 4th, 2019, 12:34 PM   #3
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Quote:
Originally Posted by mkxc3 View Post
'100 people are on a plane. Some people have tickets for 70 POUNDS and some have tickets for 50 POUNDS. The total raised sum from the plane tickets was 6240 POUNDS. How many people bought 70 POUND seats and how many people bought 50 POUND seats?''
Your teacher was on the plane...so was unable to teach?
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