Avirus has a volume of approximately 4.7 x 10−14 cubic centimeters. calculate the estimated volume of 4.1 x 1016 viruses.

Two customers went to a post office. first customer paid $12 for 14 and 5 envelopes the second paid 24.80 for 10 postcards and 15 envelopes. what is cost of each envelope?

Which of the following three dimensional figures has a circle as it’s base

What is the best approximation for the area of a circle with a radius of 4 m ? use 3.14 to approximate pi