Algunos amigos están haciendo kits de refrigerios para una excursión. Colocan 6 botellas de agua y 5 barras de cereal en cada kit. Hay 3 kits. Selecciona todos los enunciados que describen los kits de refrigerios. (A) Hay 3 grupos de 3 barras de cereal en los kits de refrigerios. (B) Hay 3 grupos de 5 barras de cereal en los kits de refrigerios. (C) Hay 6 grupos de 3 barras de cereal en los kits de refrigerios. (D) Hay 3 grupos de 6 botellas de agua en los kits de refrigerios. (E) Hay 6 grupos de 5 botellas de agua en los kits de refrigerios.

What is the least common multiple of 10 and 15 ? A. 5 B. 25 C. 30 D. 60 E. 150

The length of a piece of ribbon is 250 millimeters. Which is the equivalent length in meters? \[ \begin{array}{l}\text { A. } 25 \mathrm{~m} \\ \text { D. } 2.5 \mathrm{~m} \\ 0.25 \mathrm{~m}\end{array} .025 \mathrm{~m} \] E. 0.0025 m

The original price of a tablet was \( \$ 550 \). During a sale, Melvin was given a \( 30 \% \) discount for the tablet. How much did he pay for the tablet?

Carry out the calculations each person is performing and give the correct uncertainty. a) A truck operator estimates the distance from a land fill site to a job site to be 9.4 km . He adds 0.5 km for travel inside the job site and 0.3 km at the land fill site. What are the combined distances and uncertainties?

\begin{tabular}{l} Find the LCM (least common multiple) of 2,10 , and 6. \\ A. 2 \\ B. 30 \\ C. 60 \\ D. 120 \\ E. 1 \\ \hline\end{tabular}