I just kind of sat here playing with numbers i dont really know a shortcut but the answer is 10 chickens and 15 rabbits
10*2= 20 each chicken has two legs so thats 10 heads 20 legs
15*4=60 each rabbit has four legs so thats 15 heads 60 legs
15+10=25 heads
20+60=60 legs
9514 1404 393
Answer:
a = 5/4
Step-by-step explanation:
To make the second number in this ratio be 1, you need to multiply the whole ratio by 7/4:
(7/4)(5/7) : (7/4)(4/7) = 5/4 : 1 = a : 1
a = 5/4
Answer:
Z=16
Step-by-step explanation:
just add 12 to both sides so you are left with only Z on one side
P=amount of money investedr= interest rate percentage in decimal formt=time in yearsa=total money in the account at a time A = P(1 + rt)A/P = 1 + rtA/P - 1 = rtt = ((A/P)-1)/r t = ((5500/1000)-1)/(6.25/100)t = (5.5-1)/0.0625t = 4.5/0.0625 = 72 years It will take 72 years.
Answer:
73
Step-by-step explanation:
72 - 35 = 107
180 - 107 = 73
107 + 73 = 180
