exam Maths Puzzle Numerical Ability

Fine the value of r so the line that passes through each pair of points has the given slope.

(-4,3), (r,5), m=1/4

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exam Other Question

I^-1 =

a. 0
b. I
c. 1
d. You cannot find the inverse of this matrix Solve the equation by first clearing the fractions or decimals.

49.1/2t + 5/12 =5/6

Any help with this equation would be Greatly</b> appreciated.