Answer:
46.7%
Step-by-step explanation:
The fraction of youths preferring printedbooks
= 21/(21+24)
= 21/45
= 21 *100 / 45
= 46.67%
For 
reading the fraction like f(x)/h only (f(x+h) start fraction f(x) / h end fraction), the answer is 
Answer:
7 balls
Step-by-step explanation:
Look for the worst case scenario:
Get 3 white, 2 green, and 1 black.
That adds up to: 3 + 2 + 1 = 6.
+1 red ball: 6 + 1 =7
7 balls
Answer: Chris ran 20 miles more then Bill
Step-by-step explanation:
25(Chris) - 5(Bill) = 20 Miles
Hope this helped, have a great day/night!
~IFoundJiminsLostJams~
Answer:
Step-by-step explanation:
b = 2/3
a = 7/3
b)
Cross multiply,
2b + 1 = a*(3b - 1)
2b + 1 = a*3b - 3*a
2b + 1 = 3ab- 3a
2b = 3ab - 3a - 1
2b - 3ab = -3a - 1
b(2 - 3a) = -3a - 1
