Question 71(i)
It is given that l varies directly as m. Write an equation which relates l and m.
SInce l varies directly as m. Equation related to l and m is lm=k (constant)
Question 71 (iv)
It is given that l varies directly as m. Find m, when l is 8.
Question 71 (iii)
It is given that l varies directly as m. Find l, when m is 33.
Question 10 Let y varies directly as x. if y = 12 when x = 4, then write a linear equation. What is the value of y when x = 5?