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Eric drew a scale drawing of a country park. the scale he used was 1 inch = 2.5 yards. the picnic area is 80 yards wide in real life. how wide is the picnic area in the drawing ?

What is the value of the expression i 0 × i 1 × i 2 × i 3 × i 4? 1 –1 i –i

The ph level of a blueberry is 3.1 what is the hydrogen-ion concentration [h+] for the blueberry