A few years ago, a total of \( 2687 \) thousand people lived in the metropolitan areas of Las Vegas, Nevada, and Sacramento, California. Sacramento had \( 281 \) thousand more residents than Las Vegas. What was the population of each metropolitan area? The population of the Sacramento area was \( 1484 \) thousand. The population of the Las Vegas area was____ thousand. 

Ex 14 : Sand costs \( \$ 98.90 \) per tonne. This cost includes a tax of \( 15 \% \), Calculate the amount of tax paid per tonne of sand.

Ans: 16 rate of 3 km per hour and the third km at the rate of 6 km per hour. Find the average speed of the cyclist.

1. Which expressions are equivalent to \( 3 \frac{1}{4}-\left(-\frac{5}{8}\right) \) ? Select all that apply. A. \( 3 \frac{1}{4}-\left(\frac{5}{8}\right) \) B. \( 3 \frac{1}{4}+\left(\frac{5}{8}\right) \) C. \( 3 \frac{1}{4}+\left(-\frac{5}{8}\right) \) D. \( 3 \frac{1}{4}+\left(+\frac{5}{8}\right) \) E. \( -3 \frac{1}{4}+\left(-\frac{5}{8}\right) \) F. \( -3 \frac{1}{4}+\left(+\frac{5}{8}\right) \)

Round \( 3.76 \) to the nearest tenth.

Решите задачу: \( \left\lvert\, \begin{array}{l}\text { За три дня проложили } 112 \text { м кабеля. За первый } \\ \text { день проложили } \frac{4}{7} \text { кабеля, а за второй - } \frac{5}{12} \\ \text { оставшегося. Сколько метров кабеля проложили за } \\ \text { третий день? }\end{array}\right. \)