From 7:00 AM to 11:00 AM it rained 2.25 inches. At 11:00 AM the rain increased to fall at a rate of 1.25 in. every two hours. How many inches of rain landed on the ground by 5:00 PM?
a) 7
b) 9.75
c) 6
d) 3.25
e) 7.125

Submitted by: Administrator
Answer is c)6

11AM - 5PM = 6 hrs
rain increased 1.25 every 2 hrs
3. 3*1.25 = 3.75
total rain = 2.25 + 3.75 = 6
Submitted by: Administrator

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