Question

If m varies directly as n and when m=54, n=6. Then constant of variation, k = _______

Answer 1

Step-by-step explanation:

(1)

Circumference (c) of a circle is directly proportional to its radius (r). This statement is written as

c∝r

(2)

Consumption of petrol (l) in a car and distance travelled by that car (d) are in direct variation. This statement is written as

l∝d