SOLUTION: If it costs £12000 for 7.5% of something how much does it cost for 2.5% ?

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: If it costs £12000 for 7.5% of something how much does it cost for 2.5% ?      Log On


   

Question 957210: If it costs £12000 for 7.5% of something how much does it cost for 2.5% ?
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
12,000/7.5=X/2.5 CROSS MULTIPLY.
7.5X=2.5*12,000
7.5X=30,000
X=30,000/7.5=4,000 ANS.
PROOF:
12,000/7,5=4,000/2.5
1,600=1,600