price range

$meta_query = array(
	'relation' => 'OR',
	array(
		'key'     => 'online_hourly_rate',
		'value'   => 'var',
		'compare' => 'BETWEEN',
		'type'    => 'NUMERIC',
	),
	array(
		'key'     => 'in_person_hourly_rate',
		'value'   => 'var',
		'compare' => 'BETWEEN',
		'type'    => 'NUMERIC',
	),
);