Solve ten and one seventh plus two and five sevenths. eight and twelve forty ninths
eight and six forty ninths
twelve and four sevenths
twelve and six sevenths

George is 187 cm tall. his son, ralph, is 142 cm tall. who casts the longer shadow. george when the sun is 65° above the horizon, or ralph when the sun is 56° above the horizon? how much longer? (nearest centimeter)

Abowl contained 270 starbursts of all different colors. if the probability of picking a yellow is 1/9, then how many yellow starbursts are in the bowl ? ?

Find the volume of the solid bounded by the plane z=0 and the paraboloid z=1-x^2 –y^2