A)35$ was increased by 10% So: 10% of 35$ 10/100 x 35 ($) 3.5$ So 35$ was increased by 3.5$ and the new price is 38.5$ B)105.99$ was increased by 12% So: 12% of 105.99$ 12/100 x 105.99$ =12.7188$ Let's round it to the nearest hundredths: 12.72$
So 105.99$ was increased by 12.72$ and the new price is 118.71$
HOPE IT HELPS :D Tip: "of" means multiplication in Maths.