EM-2388

Percentages

E Math · Secondary 4 · Hard · Percentages

A number

x

is 25% of

y

. They also satisfy

3x + 10 = y

.
Find the values of

x

and

y

.

$x=10,\ y=40$
$x=8,\ y=32$
$x=12,\ y=48$
$x=5,\ y=20$

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