Jenny left her house at 8 a. m. and went to school at a speed of 2 2 3 mph. her brother jim left house 4 minutes later and went to the same school. what must his speed be if he wants to keep the same distance between his sister and himself?

Which of the following are parts of a sphere

Find the vertex of the function given below y=x^2-6x+1

Compare the following pair of numbers a and b in three ways. a. find the ratio of a to b. b. find the ratio of b to a. c. complete the sentence: a is percent of b. a=120 and b=340 a. the ratio of a to b is . b. the ratio of b to a is . c. a is nothing percent of b.