exam Maths Puzzle Numerical Ability

hello

how do you figure the slope of any line that is perpendicular to the line through

(-3, 5) and (4,-6)

Tks!

Read Solution (Total 0)

exam Other Question

N varies directly as d. N = 10 when d = 8. Find N when d = 12 The sum of the digits of a two-digit number equals 1/7 of the number. If the digits are reversed, the new number is 27 less than the original number. Find the original number.