What is the probability that we draw a white ball from the first urn and then a red ball from the second.

Nine more than four times a number is the same as one less than twice the number. find the number?

The amount spent on food and drink by 20 customers is shown below what is the modal amount spent ?

Agrid shows the positions of a subway stop and your house. the subway stop is located at (-5,2) and your house is located at (-9,9). what is the distance, to the nearest unit, between your house and the subway stop?