(new amount-old amount)=(198,000)-(100,000)=98% increase
98/5 years=19,600 Yr 1=$100,000+19,600=$119,600 Yr 2=$119,600+19,600=$139,200 Yr 3=$139,200+19,600=$158,800 Yr 4=$158,800+19,600=$178,400 Yr 5=$178,400+19,600=$198,000
The mortgage grew at a steady rate of $19,600 over the 5 years...
200 +5(200) = 1200 mochas a week in total They sold 1000 iced mocha in a week 200 x 4=800 hot mochas in 4 weeks 1000 x 4=4000 iced mochas in 4 weeks They sold 4000-800= 3200 more iced mochas in 4 weeks