A map has a scale of 1 cm = 30 km . If two cities are 11 cm apart on the map, what is the actual distance between the two cities to the nearest tenth of a km !

Suppose that sahil knows that 45 people with ages of 18 to 29 voted. without using a calculator, he quickly says then 135 people with ages of 30to 49 voted. is he correct? how might sohil have come up with his answer so quickly?

Solve 17= -13 - 8x and show your work.

Find the power set of each of these sets, where a and b are distinct elements. a) {a} b) {a, b} c) {1, 2, 3, 4} show steps