jayne drove 20 mph to her grandparents house. how fast must she drive back on the return trip to average 30 mph for the round trip.

If you roll two fair dice (one black die and one white die), in how many ways can you obtain a 4 on at least one die?

Write each of the following numerals in base 10. for base twelve, t and e represent the face values ten and eleven, respectively. 114 base 5 89t base 12

Write the equation in logarithmic form 8^x=64