Water is flowing at the rate of 15 km/hr through a pipe of diameter 14 cm into a cuboidal pond
which is 50 m long and 44 m wide. in what time will the level of the water in the pond rise by
21 cm

step-by-step explanation:

i believe its "c" because all of the other options include a but it could be d because there is a way of financing with cash at certain places but its uncommon.

option a is correct.

step-by-step explanation:

scale factor: it is used to find proportional measurements.

proportions means having the same ratio.

scale factor is the ratio of the model measurement to the actual measurement in a simplest form.

or we can say that the ratio of any two corresponding lengths in two similar geometric figures

if the scale factor is more than 1, then it is an enlargement,

if the scale factor less than 1, then it is a reduction.

given the two geometric figure:

by definition of proportions, we have

it’s the first one your welcome

step-by-step explanation:

graph using a few selected

x         y

-1       15

0         6

1         2.4

2       0.96