Question

If y varies directly as x and y=27 when x=32, find y if x=33

Answer 1

When x= 32, y= 27
when x=33, y= ?
$\frac{32}{27} = \frac{33}{y}$
$y = \frac{33 \times 27}{32}$
y= 27.8

y is nearly 28