A & B start walking in opposite directions. A covers 3 miles and B covers 4 miles. Then A turns right and walks 4 miles and b turns left and walks 3 miles. How far is each from starting point?
A 8 miles
B 5 miles
C 4 miles
D 6 miles
Solution
Correct Answer: Option B
From, Pythagoras Theorem,
x2 = 42+32
x2 = 16 + 9
x2 = 25
x = sq rt (25)
x = 5
Again,
y2 = 42+32
y2 = 16 + 9
y2 = 25
y = sq rt (25)
y = 5
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