I cha use a 10 fact because I can round to the nearest 10 which is 20 for 15 and 10 for 8
7 5/21 I think that would be the one that can cover it but not have to much left.
You might need a second opinion.
Answer:
80km --- 49.7097mi
Step-by-step explanation:
thats quite slow... but please provide context then i can solve it for you
Do a proportion
8/100= x/70
Cross multiply and divide
70 x 8= 560
560 divided by 100= 5.6
Answer is 5.6
You also could have done .08 x 70 which is also 5.6