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Mathematics 11 Online
TETSXPREME:

help

TETSXPREME:

1 attachment
mhanifa:

The graph shows a proportional relationship. Use a pair of coordinates and find the unit rate: y = kx, find the value of k, i.e k = y/x based on the pair of values

mhanifa:

What is your choice?

TETSXPREME:

c

mhanifa:

Use the pair x = 3, y = 22.5 and find k

TETSXPREME:

i have no idea how to do that

mhanifa:

k = 22./3 = 7.5

TETSXPREME:

oh divide

mhanifa:

$7.5 per candle

TETSXPREME:

thank you

mhanifa:

I should have 22.5/3 = 7.5 above

mhanifa:

You are welcome!

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