It took Brian 10 hours to drive to a job interview. On the way home, he was able to increase his speed by 21 mph and make the return drive in only seven hours. Find his average speed on the return drive. Complete the following table by entering the missing values using X to represent the unknown quantity

Abaker makes 186 cookies. some are chocolate chip and some are oatmeal raisin, and both kinds are made with and without nuts, as shown in the table above. because they are more popular, the baker made 2/3 of the cookies chocolate chip. if a chocolate chip cookie is chosen at random, what is the probability that it will have nuts? a) 21/93 b) 21/62 c) 41/93 d) 21/41

Pls if a cow has a mass of 9×10^2 kilograms, and a blue whale has a mass of 1.8×10^5 kilograms, which of these statements is true?

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base