27 solid iron spheres each of radius x cm are melted to form a sphere with radius y cm, find the ratio of x:.

Which inequality comparing two of the expressions is true when 0.7 < x < 0.9

Write the percent as a fraction or mixed number in simplest form. 0.8%

During the election for class president, 40% of the students voted for kellen, and 60% of the students voted for robbie. 500 students voted in total. how many more students voted for robbie than for kellen? answer with work : )