If all were kids, there would be 20 legs. A horse has 2 more legs than a kid. The extra 10 legs can be attributed to there being 5 horses.
5B + B = 20
6B = 20
B = 20 / 6
= 10/ 3 hrs
A = 5 ( 10/3 + 2)
= 5 (16/3)
= 80 / 3 hrs
Brian traveled 10/3 hours and Annie traveled 80/3 hours.
Answer:
The last choice
Step-by-step explanation:
5^2 + 12^2 = 13^2
25 + 144 = 169
Two consecutive odd integers whose product is 143 are 11 and 13.