Question

Christine is riding her bicycle. She rides for 11.2 kilometers at a speed of 7 kilometers per hour. For how many hours does she ride?

Answer 1

Answer:

$1.6\ hours$

Step-by-step explanation:

we know that

She rides for 11.2 kilometers at a speed of 7 kilometers per hour

Using proportion

Find how many hours does she ride

$\frac{7}{1}\frac{km}{h} =\frac{11.2}{x}\frac{km}{h}\\ \\x=11.2/7\\ \\x=1.6\ hours$