A person who studies volcanoes is studying the rate for a flow of lava. The coordinate plane below shows vector v, which represents the lava flow, in kilometers per week. image cce0006d99b7492a9cb2f1cd463ec009 Based on the coordinate plane, which of these is closest to the rate of the lava flow, in KILOMETERS PER HOUR? A 0.01 km/hr B 0.02 km/hr C 0.13 km/hr D 0.45 km/hr

Acompany manufactures three types of cabinets. it makes 110 cabinets each week. in the first week, the sum of the number of type-1 cabinets and twice the number of type-2 cabinets produced was 10 more than the number of type-3 cabinets produced. the next week, the number of type-1 cabinets produced was three times more than in the first week, no type-2 cabinets were produced, and the number of type-3 cabinets produced was the same as in the previous week.

The pyraminx is a rubik's cube-type toy in the shape of a tetrahedron. the pyraminx shown below has edges 15\,\text{cm}15cm long and vertical height h=12.2\,\text{cm}h=12.2cm. the triangle drawn with dashed lines is a right triangle. what is the distance rr? round your answer to the nearest tenth.

Which pair of expressions is equivalent? a 7(1–k)and7–k b 7(1–k)and1–7k c 7(1–k)and7–k d 7(1–k)and7–7k