Use the figure below to answer the question that follows

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

Write the fraction 9/50 as a decimal if needed round to the nearest hundredth

Peter measures the angles in a triangle. he finds that the angles are 95, 10 and 75. is he correct? explain your answer