Joel made egg sandwiches and tuna sandwiches in the ratio 2:3. He then made 15 more tuna sandwiches and the ratio changed to 1:3. How many sandwiches did Joel make in all?
2e:3t 3t+15 1e:3t 1e:3t=2e:6t so 2e:6e 2e:3t+15=2e:6t 15=3t t=5 2+3=5 units 5 times 5=25 he made 25 samiches in all check e:t=10:15=2:3 15+15=30 10:30=1:3 checks
