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Maths Puzzle
Numerical Ability
what is 13+32+a,given a=7
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Suppose you are at a river resort and rent a motor boat for five hours starting at 7am. You are told the boat will travel 8 miles per hour upstream and 12 miles per hour returning.
I was trying to find out the answer to this problem.
Find the slope, x and y intercepts of:
y=3/4x
my answer is this
m= 3/4
y= 0
x= -3/4
is this right