EM-892

Direct proportion

E Math · Secondary 3 · Hard · Direct proportion

The distance

d

metres travelled by a particle in

t

seconds is directly proportional to

t^3

. When

t = 2

,

d = 40

. What is

t

when

d = 135

?

$3$ s
$4.5$ s
$2.5$ s
$5$ s

Sign in to check your answer and see the hint and the worked explanation. Free on PrepLab High.

Loading problem…