Answer:
yes
Step-by-step explanation:
A + b = 1013;
a - b = 9;
2a = 1022 => a = 511; b = 502;
Answer:
11, 12, and 13.
Step-by-step explanation:
11 + 12 = 23, and 23 is 10 more than 13. I figured this out with process of elimination.
Answer:
Amanda will catch up Ben after 0.6 hours.
Step-by-step explanation:
Amanda begins jogging along the same path at 7 mi/h.
This means that Amanda's position, after t hours, is given by:
Ben starts walking along a path at 2 mi/h.
Amanda leaves after one and a half hour, which means that Ben will be at position 2*1.5 = 3. So Ben's position after t hours is given by:
How long (in hours) will it be before Amanda catches up to Ben?
This will happen when:
So
Amanda will catch up Ben after 0.6 hours.
321.786 = 321.79
240.273 = 240.27
321.79 + 240.27 = 562.06
the answer is c