A problem requires finding the number of cars on a dealer's lot. Which would not be a reasonable answer? Justify your response. \( \begin{array}{lll}\text { A. } 0 & \text { B. } 6 & \text { C. } 1 \\ \text { D. } 6 \frac{1}{2}\end{array} \) A. 0 ; there cannot be a zero number of cars. B. 6 ; there cannot be an even number of cars. C. 1 ; there cannot be an odd number of cars. D. \( 6 \frac{1}{2} \); there cannot be a fractional number of cars.

14 A hex nut measures 13 mm across the corners. From the following list, pick the smallest size metric wrench that will fit. \( \begin{array}{llll}\text { (a) } 9 \mathrm{~mm} & \text { (b) } 10 \mathrm{~mm} & \text { (c) } 11 \mathrm{~mm} & \text { (d) } 12 \mathrm{~mm} \\ \text { (e) } 13 \mathrm{~mm}\end{array} \) Choose the correct answer below. \( \begin{array}{ll}\text { (d) } 11 \mathrm{~mm} \\ \text { - } 10 \mathrm{~mm} \\ \text { - } 13 \mathrm{~mm}\end{array} \) \( \begin{array}{ll}12 \mathrm{~mm}\end{array} \)

\( 1 \leqslant \) Dirt must be excavated for the foundation of a building 40 yards by 14 yards to a depth of 4 yards. How many trips will it take to haul the dirt away if a truck with a capacity of 2 cu yd is used?

If apples cost \( \$ 3.50 \) per kilo, how much would \( 11 / 2 \) kilos cost?

Mrs. Lee bought 10 L of paint. She used \( 1 / 2 \mathrm{~L} \) on her living room and \( 3 / 4 \mathrm{~L} \) on her kitchen. How much paint does she have left?

6. Tres socios invierten sus ahorros en un negocio. El primero aporta \( \frac{1}{3} \) del capital, el segundo \( \frac{2}{5} \) y el tercero el resto. Al cabo de tres meses reparten beneficios de un millón y medio de pesos. ¿Cuánto corresponde a cada uno respectivamente?