At the all school play, the ratio of pepperoni pizzas to cheese pizzas was 4: 5 . if there were 200 cheese pizzas, how many pepperoni pizzas would there be ?

An appliance store sells a washer-dryer combination for $1800. if the washer costs $300 more than the dryer, find the cost for each appliance.

Identify the percent of change as an increase or a decrease. 75 people to 25 people response - correct increase decrease question 2 find the percent of change. round to the nearest tenth of a percent.

Write a linear funtion f with the values f(2)=-1, and f(5)=4