2 questions
1. One or the most popular sizes of model trains is called the HO. Every dimension of the HO model measures 1/87 times that of a real engine. The HO model of a modern diesel locomotive is about 8 inches long. About how many feet long is the real lovomotive?
2. The Modern Grocery has cashews that sell for $3.50 a pound and peanuts sell for $2.25 a pound. Write AND solve a system if equations in two variables to find how much of each the grocer should mix to get 50 pounds of mixture that he can sell for $3.00 per pound.
ELVIN
2 questions
1. One or the most popular sizes of model trains is called the HO. Every dimension of the HO model measures 1/87 times that of a real engine. The HO model of a modern diesel locomotive is about 8 inches long. About how many feet long is the real lovomotive?
2. The Modern Grocery has cashews that sell for $3.50 a pound and peanuts sell for $2.25 a pound. Write AND solve a system if equations in two variables to find how much of each the grocer should mix to get 50 pounds of mixture that he can sell for $3.00 per pound.
WINFRED
2 model trains travel round a double track.1 train completes the curcuit in 12s; the other in 15s. if they start side by side, how long will it be before the are side by side again??
how can i work the ans in lcm or in hcf ?
how can i work the ans in lcm or in hcf ?
JEFFERSON
