Can someone solve this please

Can Someone Solve This Please class=

Answer :

Answer:

23. 9/1000=x/4500

9/10=x/45

10x=9*45

x=81/2

24. 3.12*0.45=1.404

25. 0.21= 21/100

26. 125.9%=1.259

Step-by-step explanation: