A company makes steel rods shaped like cylinders. Each rod has a diameter of 4centimeters and a height of 60 centimeters. How much steel will the company need to make 192 rods?
use 3.14 for pi don not round answer.

How do you create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1?

Beth divided 9 ounces of her granola recipe into 4 equal-sized amounts. she placed the amounts into individual bowls. the fraction 9/4 represents the number of ounces of granola in each bowl. which other number represents the amount of granola beth has in each bowl? (a) 1 1/4 (b) 2 1/4 (c) 1 3/4 (d) 3 3/4 i need !

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m