2. \( \frac{12}{4}-\frac{18}{10}= \)

The fuel consumption of a cor is 94.8 miles per gallon conversion factors \( 1 \mathrm{mi}=1.609244 \mathrm{Km}, 1 \) gallon \( =4.546 \) Litres a) Find the fuel consumption in \( \mathrm{Km} / \mathrm{L} \) b) Find the number of litres of fuel required to drive 100 km

6. \( -16-(-12)+(-8) \)

Use the model to find \( 530 \div 5 \). First, find the missing side lengths. Then, find the quotient. \( 530 \div 5=\square \)

11. You begin a hike in Death Valley, California, at an elevation of -86 meter You hike to a point of elevation at 45 meters. What is your change in elevation?

1. \( 3-8 \)