De una cuerda de 60 metros, Juan ha cortado \( \frac{1}{2} \) del total, Ana ha cortado \( \frac{1}{4} \) del total \( y \) Camila ha cortado \( \frac{1}{6} \) del total. \&Cuántos metros de la cuerda han cortado entre los tres? (A) 55 (B) 46 (C) 14 (D) 59

The distance between two towns is 90 km . A bus driver averages \( 30 \mathrm{~km} / \mathrm{h} \) in heavy traffic in one direction and \( 45 \mathrm{~km} / \mathrm{h} \) on the return trip. Calculate the total time taken and the average speed for the total journey. \( 5 \mathrm{hours}, 36 \mathrm{~km} / \mathrm{h} \)

Round the number 3,245.6789 to the nearest thousandth.

Write as a fraction: a \( 1 \div 7 \)

You need to pack some cookies. \( 64 \% \) of the cookles are chocolate. Vou need to wack a total of 350 cookies. How many of them are checolate?

Round 54 to the nearest ten.