he change 3/4 instead of 5/7
He has three quarters because a 1 hundreth of a dollar is 1 cent. He has 75 hundredths which means he has 75 cents, the only three coins that can make up 75 with exactly 3 coins is three quarters. Hope I helped :( be sure to thank and mark brainlist
Answer:
225.
Step-by-step explanation:
12,000÷40=300
75*300÷100=225
Use a^2 + b^2 = c^2 to get your answer
6^2 + b^2 =7^2
36 + b^2 = 49
b^2 = 13
b= 3.6
3.6 meters apart