Please help quick! will mark brainliest answer

Ashopper bought a watermelon a pack of napkins and some paper plates in his state there was no tax on food the tax rate on non-food items is 5% the total for the three items he bought was 825 before tags and he paid $0.19 in taxes how much did the watermelon cost

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply

What is the area of the shaded sector?